6 Matching Results

Search Results

Advanced search parameters have been applied.
in creator/contributor: "Bergstrom, John A."  
Results: 1 - 6

Threshing-Machine.

Description: Patent for a harvester in a threshing machine, which can be put at different levels from the ground.
Date: August 31, 1909
Creator: Haynes, Thomas S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Flush-Tank.

Description: Patent for a flush tank, which turns off automatically when the tank is empty.
Date: October 26, 1909
Creator: Walker, Benjamin, Jr.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automobile-Headlight

Description: Patent for an automobile headlight to be attached to the front of the vehicle, that automatically turns to the side whenever the vehicle changes its course so that the pathway directly ahead is lighted for increased safety in the automobile's course.
Date: February 8, 1916
Creator: Old, William B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Compress and Packer

Description: Patent for a device that provides improvements in machines for compressing, packing, and baling cotton, hay, straw, and the like; and the object is to provide a machine of this character operating automatically to form the bat as the material is received from the gin or condenser and folding the bat back and forth in even layers in the press, forming a complete and symmetrical bale (lines 9-17) Illustrations are included.
Date: June 10, 1902
Creator: Griffin, John B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen