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7469915 |
Access assembly to adjacent product storage tanks on a planting implement
An access assembly to approach a first storage tank and an adjacent second storage tank of a planting implement is provided. The first and second storage tanks are mounted on a wheeled frame...
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6907957 |
Trench shield ladder
A trench shield ladder that hangs on the wall of the trench shield to provide workmen safe access to a trench. The ladder is provided with a top platform and hand rails that extend over the...
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6533069 |
Multi-use ladder support apparatus
A multi-use support apparatus mounts a ladder to a support structure. The support apparatus can be configured for use with different support structures, such as parapet walls, flat roofs, sloping...
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6029773 |
Tubular emergency exit for buildings
The present invention refers to a tubular escape system for buildings consisting of a combination of a platform, multiple uprights located around the perimeter of the platform to support the...
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5769181 |
Ladder bracket and staging utilizing the same
A ladder support bracket for staging in which a pair of ladders are supported in a vertical position spaced from a wall and having a staging element supported by the ladder rungs. The support...
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5492197 |
Frame parts for temporary ladder
A temporary scaffold comprising a platform section and an auxiliary section, each comprising a E-shaped frame formed of an arrangement of pipes. The pipes are telescopically connected in end-to-end...
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4909351 |
Platform attachment for a ladder
A platform attachment for a ladder having a pair of spaced apart sidepieces connected together by a series of spaced apart rungs includes a pair of spaced apart slideways mounted on the ladder...
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4848517 |
Tank safety ladder
A safety ladder particularly suited for permitting access to the top of a tank having a convex exterior surface is provided. The ladder is designed to provide a safe vertical path between the...
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4735285 |
Boat ladders with slide-out step
A ladder device for the transom of a boat has a platform unit and a step unit that may be moved between a use position with a step thereof immersed in the water in which the boat floats and a...
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4527366 |
Curvilinear stairway constructions
A curvilinear stairway construction for mounting to a curvilinear wall includes a plurality of stringers which are mountable one above the other and which are normally straight, but bend such that...
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4411335 |
Hunter's tree stand
A hunting stand and access ladder are disclosed for use by a hunter to support himself at an elevated position in a tree. The hunting stand includes a frame with a seat and foot support on it, an...
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4355700 |
Modular stairway system for installation on structures having non-linear walls
This application discloses a modular stairway system for circular structures or other structures having non-linear walls. The invention comprises a plurality of first stringer means with a...
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4096923 |
Fire escape to be attached to the outside of a building
It is well known that large buildings, for example hospitals, apartment buildings, hotels, schools, industrial buildings, theatres, etc. shall be provided with a fire escape attached to the outside...
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3850596 |
GAS-SOLIDS SEPARATOR WITH ACCESS PLATFORM
A gas-solids separator generally known as a baghouse which employs elongated fabric filter elements mounted in a housing with each filter element flow connected to an opening in a tube sheet. Gas...
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3848698 |
EMERGENCY ESCAPING DEVICE FOR HIGH BUILDING
A device for emergency escaping device for high building comprising a integral of vertically serial protection piping frames having a plurality of cross plates or pipes spacedly opposed to the...
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3138931 |
Drilling barge with pump support
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3044572 |
Retractable safety landing for an access tube
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3038555 |
Retractable safety landing for an access tube
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0990701 |
Title is not available
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0931031 |
Title is not available
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