"Original patent drawings stripped to their mechanical beauty — the blueprints of invention."
Motorcycle Patent Print 1895 A Wolfmuller Velociped
Archive Print Co.
From $38
Motorcycle Patent Print 1919 W S Harley
Photographic Camera Patent Print 1931 O Barnack
From $40
Piano Patent Print 1939 C F Stein
Portable Photographic Camera Patent Print 1942 S Mamiya
Sailboat Patent Print 1938 A Schlumpf
Snare Drum Patent Print 1939 H H Slingerland
