UNT Libraries Government Documents Department - 5 Matching Results

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Firearm

Description: Patent for an improved firearm. This firearm that can transform from a rifle to a shotgun using separate barrels but the same stock mechanism.
Date: April 25, 1916
Creator: Burnaman, Joseph H.

Hen-Nest

Description: Patent for an improved hen nest. This nest prevents hens from roosting when the keeper chooses by the ability to turn the nests from horizontal to vertical.
Date: July 25, 1916
Creator: Hebert, Joseph

Mowing Machine

Description: Patent for various refinements in mowing machines.
Date: August 25, 1914
Creator: Caruthers, Edgar

Non-Refillable Bottle.

Description: Patent for a non-refillable bottle with a valve in the neck that opens to let the contents be poured out of the bottle but seals itself if liquid is poured back in the bottle.
Date: April 25, 1911
Creator: Sargent, William H.

Piano Key Bushing.

Description: Patent for an improved piano key bushing that designed to reduce sticking of the keys. Important parts of the bushing are made of metal and given ample room to expand without causing friction that might cause the keys to stick.
Date: August 25, 1914
Creator: Rogers, Karl C.
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