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Fuse-Plug.

Description: Patent for a fuse plug for prolonged usage by allowing a new wire to be substituted to replace melted wire. This fuse plug has a second wire that can be triggered into circuit.
Date: June 11, 1918
Creator: Dugan, Joseph A.
Partner: UNT Libraries Government Documents Department

Flexible Metallic Hose

Description: Patent for a flexible metallic hose to be used in places where both "flexibility and indestructibility are necessary" (lines 17-18). Illustrations included.
Date: June 11, 1907
Creator: Schultz, Wilhelm
Partner: UNT Libraries Government Documents Department

Concrete Wall Mold.

Description: Patent for "a concrete wall mold which is so constructed as to produce a very strong wall having vertically extended channels which form ribs materially reinforcing the structure" (lines 10-14)
Date: June 11, 1920
Creator: Porter, Charles S.
Partner: UNT Libraries Government Documents Department
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