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Match
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Document |
Document Title |
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3873210 |
OPTICAL DEVICE FOR VEHICULAR DOCKING
An optical display device is described which utilizes a lens system of ribbed lenticulars to provide the guidance information needed to park or dock aircraft and other vehicles. In terms of the...
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3865485 |
CYLINDRICAL LENS BONDED MICROFICHE
A microfiche having integral lensettes below which are aligned micro images to assure optical registry of the stored intelligence and the lensettes. According to this invention, the microfiche is...
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3851093 |
COLOR TELEVISION DISPLAY SYSTEM AND METHOD FOR REDUCING VISIBILITY OF GEOMETRIC PATTERN OF COLORED-LIGHT SOURCES, AND METHOD FOR FABRICATION THEREOF
A diffuser is placed in front of a color television picture tube of the type which employs vertical lines of different color phosphors, the diffuser elements being such as to reduce or eliminate...
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3807834 |
TRAFFIC SIGNAL LENS
A traffic signal lens is provided which is preferably formed of polycarbonate material. The lens has spherical inner and outer surfaces and the inner surface is covered by a mosaic arrangement of...
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3794829 |
NON-LUMINANCE LIGHTING PANEL
A transparent prismatic low luminescent lighting panel of a type having a plurality of refracting prismatic elements on its outer surface in the form of pyramids or cones, said elements having...
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3791058 |
VISUAL EFFECT PRODUCER
A device for providing attractive visual effects consisting of a source of black light, a rotatable, hollow cylindrical translucent element carrying a pattern subject to fluorescence surrounding...
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3740119 |
OPTICAL LENTICULAR GRID FOR DISPLAY APPARATUS
An optical grid of a plurality of optically elongated or circular lenses formed in juxtaposed parallel or concentric relation, respectively, with each of said lenses having a characteristic arcuate...
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3678184 |
INDEX SIGNAL GENERATING APPARATUS FOR SINGLE TUBE CAMERA
In a color video signal generating apparatus employing a single image pickup tube photoelectrically converting light projected onto the pickup tube into an electrical output, a screen of parallel...
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3592529 |
LENTICULAR LENS ARRAY FOR OPTICAL PROJECTION SYSTEM
In light valve projection apparatus employing a light-modulating medium and a Schlieren optics input mask having two sets of slots, each set oriented in a different direction and illuminated by...
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3580675 |
STRIP SCANNING COPYING APPARATUS
Strip portions of an original are successively scanned by a row of lenses with toric refractive surfaces having a first radius of curvature in the scanning direction and a second smaller radius of...
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3548041 |
LENS MOLD MAKING BY PLATING LENTICULATIONS ON A MASKED CONDUCTIVE SUPPORT
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3538632 |
LENTICULAR DEVICE AND METHOD FOR PROVIDING SAME
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3494231 |
METHOD OF MAKING A FACET OF A MULTIFACET PARABOLOIDAL COLLIMATOR
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3480352 |
SCANNING ASSEMBLY FOR PRODUCING ANIMATED IMAGES
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3462226 |
PREREGISTRATION AND LAYOUT OF THREE-DIMENSIONAL PRINTS
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3425056 |
WARNING LENS HAVING CONCENTRIC LENTICULAR ELEMENTS
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3418962 |
Automobile stop-start indicator
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3398665 |
Lenticular screen autofocus system
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3367226 |
Color projection system using diffraction gratings
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3366736 |
Lens magnifier apparatus
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3332775 |
Method for the photographic production of an original for printing purposes with the aid of a line screen
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3317334 |
Coating apparatus
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3264164 |
Color dynamic, three-dimensional flexible film and method of making it
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3234542 |
Display device
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3225457 |
Device for selectively exposing and concealing stimuli
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3178993 |
Optical cryptographic devices
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3167741 |
Automatic character readout system
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3145264 |
Title is not available
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3084453 |
Coding apparatus
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2991691 |
Light condenser
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2966005 |
Simulated eyes for toys
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2929631 |
Golf club with angle of view indicator
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2859334 |
Louvers
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2854337 |
Raster screen and a process for making the same
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2758200 |
Light transmitters and diffusers
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2670400 |
Synchronized rotating color filters
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2604002 |
Optical infinity sight
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2574031 |
Illumination system
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2499452 |
Photographic images of the type having striated reflecting backs
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2351032 |
System of photography and projection in relief
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2322838 |
Display sign
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2186123 |
Illuminating system
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2180114 |
Optical system employing polarized light
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2067843 |
Photoelectric photometer
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1699224 |
Headlight screen or lens
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1626815 |
Sign-composing device
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1625586 |
Method and apparatus for producing films for color photography
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3588326 |
Title is not available
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3586592 |
Title is not available
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3568346 |
Title is not available
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