About this 3D model
A 3D model of U.S. Pat. No. 1,651,485. Cutting edge 1924 drinking-in-bed technology from the original Thingiverse--the U.S. PTO.
A 3D model of U.S. Pat. No. 1,651,485. Cutting edge 1924 drinking-in-bed technology from the original Thingiverse--the U.S. PTO.