| 1947 WOODS Multiple Gun Training Mechanism Art |
| 1947 WURLITZER CO Accordion Shift Mechanism Art |
| 1947 MINER INC W H Shock Absorbing Mechanism Art |
| 1947 HUNTER Inflation Ice Removing Mechanism Art |
| 1947 GRADY Propulsion Mechanism Patent Print Art |
| 1947 HORTON Vehicle Brake Mechanism Art Print |
| 1947 CORNETT Breech Mechanism Machine Guns Art |
| 1947 HENRY Fuze Setting Mechanism Art Print |
| 1947 EATON Fluid Pressure Control Mechanism Art |
| 1947 AMERICAN MACH FOUNDRY Sewing Mechanism Art |
| 1947 WITT Sounding Mechanism Toy Guns Like Art |
| 1947 WENDT Elevator Tab Control Mechanism Art |
| 1947 SCHUBERT Control Mechanism Aircraft Art |
| 1947 BUDD CO Vehicle Brake Mechanism Art Print |
| 1947 JOHN DEERE TRACTOR Hydraulic Mechanism Art |
| 1947 NORWOOD Indicator Operating Mechanism Art |
| 1947 LAMBERT Rocket Firing Control Mechanism Art |
| 1947 BUDD CO Brake Mechanism Patent Print Art |
| 1947 MARK Looper Mechanism Sewing Machines Art |
| 1947 DATH Friction Shock Absorbing Mechanism Art |
| 1947 HERBERT Emergency Extension Mechanism Art |
| 1947 ANDERSON Life Raft Releasing Mechanism Art |
| 1947 WALTER Feeding Mechanism Automatic Guns Art |
| 1947 FITCH Fluid Pressure Control Mechanism Art |
| 1947 ARSDELL Frictional Mechanism Expander Art |