8 Matching Results

Search Results

Results: 1 - 8

Treasure Vault for Railway Cars.

Description: Patent for a new and improved safe. This design consists in "a safety treasure-vault for express cars, &c., with the combination of the walls, floor, and roof of the vault constructed of bullet-proof steel plate riveted together at their corners, and the angle-irons to which the walls, floor, and roof are riveted, the bullet-proof steel-plate door, the parcel-delivery window, the combined desk-shelf and bullet-proof shutter, the said vault provided with a port-hole and the bullet-proof plug tha… more
Date: July 3, 1888
Creator: Olsson, Joseph
Partner: UNT Libraries Government Documents Department

Hydrocarbon-Burner

Description: Patent for a hydrocarbon burner. Illustrations included.
Date: July 25, 1911
Creator: Herpin, Edward Peter
Partner: UNT Libraries Government Documents Department

Switch Stand and Lock

Description: Patent for an improvement in switch-stand and locks, being that they cannot be picked or tampered with.
Date: July 21, 1914
Creator: Maupin, John D.; Allen, Harry E. & Baldwin, Springfield
Partner: UNT Libraries Government Documents Department

Trace Carrier.

Description: Patent for a new and improved trace-carrier. This design consists "of a frame having a bar extending thereacross with integral arms at right angles thereto, having outwardly turned sharpened ends to form a means of attachment, and a carrier proper depending from said frame and consisting of an elongated loop and an upper eye having the juncture of the two extended inward to form a projection to narrow the opening between said loop and eye, the parts of said carrier proper being of integral rigi… more
Date: July 12, 1892
Creator: Miller, Amanuel M.
Partner: UNT Libraries Government Documents Department

Earth Borer and Excavator

Description: Patent for an Improvement in Earth Boring and Excavating Machines whereby the machines may operate continuously except for the addition of shaft and belt sections.
Date: July 24, 1880
Creator: Carley, John Wesley
Partner: UNT Libraries Government Documents Department

Cotton Gin Attachment.

Description: Patent for a new attachment for cotton gins. This design consists in "[t]he combination, in a cotton-gin, of the carrier, feed-roller, having teeth or projections, and the adjustable sliding rake . . . [and] the combination of the carriers, the latter having covering, receiver, toothed feed-roller, adjustable rake, gin-saws, and brush" (lines 68-75).
Date: July 12, 1881
Creator: Compton, Willis W.
Partner: UNT Libraries Government Documents Department

Cotton Chopper and Cultivator

Description: Patent for a cotton chopper and cultivator. Illustration included.
Date: July 12, 1904
Creator: Walthall, John
Partner: UNT Libraries Government Documents Department

Wire-Stretcher.

Description: Patent for a device that efficiently stretches wires for fence-strands.
Date: July 14, 1896
Creator: Folk, David H.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen