UNT Libraries Government Documents Department - 4 Matching Results

Search Results

Results: 1 - 4

Demountable Wheel-Rim

Description: Patent for Demountable Wheel-Rim. This invention relates to demountable and sectional wheel rims designed for use in connection with automobiles, motor trucks and motor vehicles of all kinds.
Date: January 21, 1919
Creator: Maupin, Frank L.

Door-Lock

Description: Patent for a lock which can be attached to either a right-hand or left-hand door and operated from either side. When locked from the inside, a shutter will prevent the door from being unlocked from the outside until released again from the inside.
Date: January 12, 1915
Creator: Wilson, Ira W.

Weeding Device

Description: Patent for improving "the construction and increase the efficiency and utility" of "horse or motor drawn weeding devices." (Lines 8-11)
Date: May 31, 1919
Creator: Zetzman, William of Post, Texas

Window Weight

Description: Patent for a window weight. Illustration included.
Date: October 18, 1910
Creator: Maupin, Frank L.
Back to Top of Screen