UNT Libraries Government Documents Department - 55 Matching Results

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Arc-Lamp

Description: Patent for an arc lamp which does not spark for use in headlights for trains and automobiles and in street lights.
Date: June 28, 1910
Creator: Anderson, Thomas J.
Item Type: Refine your search to only Patent

Combined Billing and Journal Sheet.

Description: Patent for improvements in combined billing and journal sheets there by each sheet in the journal will serve as a billing sheet, a duplicate billing sheet, and a journal page at the same time. (Lines 18-20) Further, the bound book will serve as a permanent journal after the bills have been removed. (Lines 25-26) Illustration is included.
Date: January 4, 1910
Creator: Hartley, James William
Item Type: Refine your search to only Patent

Firearm

Description: Patent for a gun which automatically discharges the used cartridge and moves the next one into position that can be easily taken apart for cleaning and has a safety lock on it to prevent accidental firing.
Date: January 25, 1910
Creator: Consentino, Thomas
Item Type: Refine your search to only Patent

Floor-Surfacing Machine.

Description: Patent for a new floor-surfacing machine that is "pivotally mounted upon supporting carriers and carrying an abrading roller which may be forced into contact with the floor to be smoothed, or withdrawn from said contact by operating the machine upon its pivoted support" (lines 11-18), which includes illustrations and instructions.
Date: December 27, 1910
Creator: Warner, William E.
Item Type: Refine your search to only Patent
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