6 Matching Results

Search Results

Carpenter's Jack

Description: Patent for a carpenter's jack specifically designed for "carpenters or workmen in laying flooring, putting up siding, or any similar operations" (lines 9-11).
Date: October 24, 1905
Creator: McCulley, Perry J.
Partner: UNT Libraries Government Documents Department

Chuck.

Description: Patent for a chuck used with a jewelers lathe to hold watch crystals in place while cutting them down to size.
Date: November 24, 1908
Creator: Bruton, David A.
Partner: UNT Libraries Government Documents Department

Wagon-Bed Elevator

Description: Patent for a wagon-bed elevator that "is to provide an elevator for wagon-beds by means of which a single person can raise the bed from the wagon to any desired height and leave it suspended in position where it can be readily lowered upon the wagon again at any time" (p. 2).
Date: July 24, 1888
Creator: Holliday, William A.
Partner: UNT Libraries Government Documents Department

Well-Drilling Apparatus.

Description: Patent for a well-drilling apparatus meant "to provide improved means for adjusting and withdrawing drill-tools without removing the drill-rod to provide a folding reamer and means for adjusting the blades thereof, and to provide means for conveying water to the drill, whereby the drillings are carried up outside of the drill-rod or barrel" (lines 9-16).
Date: December 24, 1895
Creator: Horton, Stephen A.
Partner: UNT Libraries Government Documents Department

Improvement in Churns.

Description: Patent for improving a butter church mechanism.
Date: September 24, 1872
Creator: Messick, William P. & Messick, Harvey T.
Partner: UNT Libraries Government Documents Department

Cotton-Cultivator Attachment.

Description: Patent for a cotton cultivator attachment, which allows sections of plants to be left intact or plowed under as desired.
Date: March 24, 1908
Creator: Connell, Alexander Hardee
Partner: UNT Libraries Government Documents Department
Back to Top of Screen