3 Matching Results

Search Results

Advanced search parameters have been applied.
in creator/contributor: "Ledbetter"  
Results: 1 - 3

Telephone-Lighting System.

Description: Patent for an invention as specified relates to new and useful improvements in telephone lighting systems for the purpose of providing lamps on subscribers' telephones arranged.
Date: October 13, 1914
Creator: Boze, James A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Saw-Set.

Description: Patent for a saw-set, in particular a cross cut saw, that provides a method to manually operate the saw without use of a hammer or any other tool. Also allows the saw to be adjusted to fit different blade thicknesses.
Date: unknown
Creator: Simmons, James I. & Tresp, August P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Bridge-Truss.

Description: Patent for an invention, which relates to a new and useful truss, particularly intended for bridges but applicable also for use in various other structures.
Date: November 24, 1914
Creator: Beard, Eddie
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen