| 1941 THOMAS BARISH Bearing Structure Patent |
| 1941 CYRIL FARNY Piano Structure Patent Print |
| 1941 LINDSAY ROBERT Valve Structure Patent Print |
| 1941 WEBER Journal Box Lid Structure Patent |
| 1941 DE SEVERSKY Aircraft Structure Patent Print |
| 1941 JANDUS HERBERT Bumper Structure Patent |
| 1941 BROOKE Bumper Guard Structure Patent Print |
| 1941 CREDE Railway Car End Structure Patent |
| 1941 SANDBERG Automobile Lock Structure Patent |
| 1941 HERBERT Airplane Wing Structure Patent |
| 1941 TICKNOR Flue Structure Patent 7490 |
| 1941 DEVOR DON Bumper Structure Patent Print Art |
| 1941 WURLITZER CO Piano Structure Patent Print |
| 1941 BARTSCH Reticulated Metal Structure Patent |
| 1941 BONSALL Refrigerator Car Structure Patent |
| 1941 BUSSE Railway Truck Structure Patent Print |
| 1941 TRAVILLA Railway Truck Structure Patent |
| 1941 WEBER Journal Box Structure Patent Print |
| 1941 JANDUS Automobile Bumper Structure Patent |
| 1941 DE WITT Toy Log Structure Patent Print Art |
| 1941 RUTHS ROBERT Bearing Structure Patent Print |
| 1941 CAVALIERI Toy Building Structure Patent |
| 1941 CLARK Aircraft Wing Structure Patent Print |
| 1941 RUTHS Bearing Structure Patent Print Art |
| 1941 GAZLAY Piano Case Structure Patent Print |
| 1941 RHOADS Railway Vehicle Structure Patent |
| 1941 O'CONNOR Railway Car End Structure Patent |
| 1941 WOODS ROBERT Airplane Structure Patent |