UNT Libraries Government Documents Department - 7 Matching Results

Search Results

Results: 1 - 7

Cultivator.

Description: Patent for a new and improved cultivator. This design consists in "the combination, with the frame bearing the standards, of caster-wheels provided with shanks, which are vertically journaled in the bars at each side of said frame and in the ends of the cross-bar, the hand-lever which is secured at the forward end of the beam and pivotally connected to the center of said cross-bar and provided with a slot near its free end, the segmental upright, and the spring" (lines 16-25).
Date: March 29, 1887
Creator: Brown, Thomas Jefferson
Item Type: Refine your search to only Patent

Railroad-Tie.

Description: Patent for a railroad-tie in which it will “maintain the gage standard when one rail is replaced by another rail having larger cross section than the original rail.” (Lines 21-23) Illustration is included.
Date: March 3, 1914
Creator: Hynds, David H.
Item Type: Refine your search to only Patent

Wrench.

Description: Patent for "a wrench having a sliding jaw and a handle pivoted to the shank in such a manner that a movement of the handle about the work" prevents the jaw to move (lines 13-16).
Date: March 13, 1906
Creator: Garrard, William D.
Item Type: Refine your search to only Patent
Back to Top of Screen