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4513512 |
Angle-measuring instrument having an indicator for the degree of angle
An angle-measuring instrument which includes two arms, which are interconnected in such a way that they can be pivoted about a common shaft, and an indicator for the angle of spread of the two...
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4481720 |
Combined level and protractor with calibration features
An elongated body is provided including opposite side portions removably secured together by transverse threaded fasteners. One set of corresponding ends of the side portions include relieved areas...
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4442606 |
Digital goniometer
A electro-mechanical device for measuring the angle made by two rotatably joined members comprising a pair of rotatably connected elongated arms and electrical circuit means mounted on one of the...
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4394801 |
Multifunction, multipurpose construction tool
A multifunction, multipurpose construction tool comprised generally of two operating arms pivotally connected via their terminal ends, preferably their rounded terminal ends, one to the other, an...
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4060900 |
Angle measuring device
An angle measuring device including two discs pivoted together at their common center for relative rotation, each disc having a slit extending from its center to its periphery and arranged so that,...
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4044469 |
Multi-function measuring instrument
An adjustable geometrical instrument for making interrelated angular and linear measurements comprising an alinement head, a detachably mounted retractable tape measure, and a slidably mounted...
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3958335 |
Angle setting mechanism, in particular for vises
Angle setting mechanism, particularly for vises mounted on the table of a machine tool. There is provided an angle setting mechanism for use with vises, primarily on the table of a machine tool,...
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3942252 |
Rule protractor
A quadrant for use by draftsmen; the device consisting of two arms attached pivotally together at one end, and including degree calibration, so the angle between the arms is readily read, and the...
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3815247 |
DEVICE FOR THE MEASUREMENT OF THE ANGLE OF KYPHOSIS
A device for the measurement of the angle of kyphosis of the human spinal column is disclosed. The device is provided with an angularly calibrated scale and a co-operating pointer pivotably...
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3673689 |
INSTRUMENT FOR MARKING PIPE INSULATION FOR MITER CUTS
This specification discloses an instrument intended for field use in marking pipe insulation for the cutting of miters so that the insulation may be applied to a pipe elbow. The instrument...
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3481039 |
TANGENT FITTER INCLUDING A STRAIGHT EDGE AND AN IMAGE SPLITTING ELEMENT
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3474538 |
GEOMETRY TEACHING AID
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3380165 |
Angle gauge
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3270420 |
Goniometer
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3229372 |
Goniometer
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3191309 |
Sine-square
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3130496 |
Angle measuring and cutting device for tubular conduits
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3070887 |
Measuring device
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2895222 |
Taper gage
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2799087 |
Piping length measuring device
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1350273 |
Protractor
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0000866 |
Title is not available
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3561122 |
Title is not available
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0929477 |
Title is not available
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0936157 |
Title is not available
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0757335 |
Title is not available
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