4 Matching Results

Search Results

Results: 1 - 4

Traffic-Signal.

Description: Patent for a traffic signal apparatus for installation in automobiles, including illustrations.
Date: August 21, 1917
Creator: Valdes, Salvador M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Trailer.

Description: Patent for "...an improved construction and arrangement of trailers and has for an object that provision of means which will allow as easy turning movement where a number of trailers are connected while admitting of strain between the various trailers, whereby they are propelled properly around a curve." (lines 5-15) including illustrations.
Date: August 28, 1917
Creator: Watkins, Leigh
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cotton Tramper and Baler.

Description: Patent for an improved cotton tramper and baler that can more efficiently compress cotton into bales that are convenient for handling and shipping.
Date: August 7, 1917
Creator: Crowell, Pearl K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Railway-Switch.

Description: Patent for new and useful Improvements in Automatic Railway-Switches, "particularly to automatic railway switches for use in street railways or steam railways" (lines 13-15), including instructions and illustrations.
Date: August 21, 1917
Creator: Eisenberg, Louis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen