6 Matching Results

Search Results

Results: 1 - 6

River Steamboat

Description: Patent for improvements in the construction and design of passenger and freight river steamboats.
Date: December 13, 1887
Creator: Simpson, George Louis James
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for a pipe-wrench that is a "pair of tongs [made] for holding rods or pipes of different diameter so that, when between the jaws, they will be held by an elastic cam pressure, without any further muscular exertion by the smith or expert mechanic who is about to work upon the rod or pipe" (lines 16-21).
Date: November 13, 1894
Creator: Riza, Mike H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Soldering-Iron

Description: Patent for a soldering-iron, which is used to feed a "molten solder directly to the point of the iron," and to keep the flow steady.
Date: April 13, 1915
Creator: Rodger, Don E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen