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7175534 |
Challenge course
A challenge course ( 10 ) comprising a frame ( 20 ) having a substantially horizontally oriented track ( 120 ), a vertically oriented column ( 60 ) fixed to and extending downwardly from said...
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7070541 |
Educational tracks and apparatuses
An educational apparatus is traversed horizontally for the purpose of increasing learning capabilities is pictured. The apparatus is in the design of a figure eight lying on its side longitudinally...
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5823925 |
Stretching apparatus using elastic cords
Stretching apparatus which includes a flared, concave array of tensioned, smooth elastic cords removably connected to a support, constituting an inexpensive, compact, and flexible mechanism for...
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5036925 |
Rotary hammer with variable hammering stroke
A rotary hammer has a pneumatic hammering mechanism driven by a wobble plate drive arrangement. A rotatably driven intermediate shaft transmits torque for rotating a tool holder. A carrier sleeve...
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4796884 |
Child's play set with a lift system
A child's play set including a playhouse type structure attached to a swing set is provided with a lift system including a four sided horizontal frame sized to match the foot print of the playhouse...
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4425160 |
Refining process for removing antimony from lead bullion
An improved process for refining lead bullion containing antimony, in which the bullion is initially heated in a refining vessel to about 25° F. (14° C.) above the bullion melting point, and is...
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4241496 |
Blade storage and selectable force impact termination tool
A hand held termination tool which is used in conjunction with a termination blade for connecting conductor wires to terminals on a termination block has a handle within which is disposed a hammer...
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