| 1942 EASTBURG Resistance Device Patent Print Art |
| 1942 EYERLY LEE Amusement Device Patent Print |
| 1942 BOLZ Audible Signal Device Patent Print Art |
| 1942 KASS SAMUEL Tuning Device Patent Print Art |
| 1942 HUGHES ROBERT Recoil Device Patent Print |
| 1942 WARREN Weight Releasing Device Patent Print |
| 1942 BEAL Inflatable Safety Device Patent Print |
| 1942 LUDWIG Piston Locking Device Patent Print |
| 1942 JOHNSON Fluid Metering Device Patent Print |
| 1942 MACDONALD JAMES Game Device Patent Print |
| 1942 NELSON MOORE Impelling Device Patent Print |
| 1942 BILLSTEIN Rail Marking Device Patent Print |
| 1942 JOHN D Amusement Device Patent Print Art |
| 1942 JOFFO Switch Control Device Patent Print |
| 1942 PERFEX CORP Control Device Patent Print Art |
| 1942 NATHAN FRANK Deicing Device Patent Print |
| 1942 LARSON Boat Launching Device Patent Print |
| 1942 TRATSCH WALTER Target Device Patent Print |
| 1942 HALL Message Delivery Device Patent Print |
| 1942 SQUARE D CO Warning Device Patent Print Art |
| 1942 DAVIS ERNEST Acoustical Device Patent Print |
| 1942 FAHLEN Single Trigger Device Patent Print |
| 1942 SWIFT Wheel Locking Device Patent Print Art |
| 1942 LASKEY WILLIAM Timing Device Patent Print |
| 1942 CONLEY ROBERT Swimming Device Patent Print |
| 1942 REED DANIEL Clamp Device Patent Print Art |
| 1942 FREDERICK Alarm Timing Device Patent Print |
| 1942 LOOP MOORE Lubricating Device Patent Print |
| 1942 GABRIEL Logrolling Game Device Patent Print |
| 1942 SINGER MFG CO Lighting Device Patent Print |
| 1942 EUGENE RUSSO Waxing Device Patent Print Art |
| 1942 WELBY HENRY Lubricating Device Patent Print |
| 1942 COTTRELL Stabilizing Device Patent Print |
| 1942 PROTECTOSEAL CO Closure Device Patent Print |
| 1942 BREEZE HURCHEL Swimming Device Patent Print |
| 1942 LEWIS Dial Attaching Device Patent Print |
| 1942 WOOD Pneumatic Horn Device Patent Print Art |
| 1942 PAYSON HALL Warning Device Patent Print Art |
| 1942 DALTON Game Practice Device Patent Print |
| 1942 LUCIA LOUIS Timing Device Patent Print Art |
| 1942 SAK ANTHONY Exercising Device Patent Print |
| 1942 WOODS Radio Control Device Patent Print Art |
| 1942 SMITH Target Practice Device Patent Print |
| 1942 FULTON JOEL Loading Device Patent Print Art |
| 1942 DIEGO Railroad Safety Device Patent Print |
| 1942 EDWARD BRODIE Punting Device Patent Print |
| 1942 CARROLL Tuck Making Device Patent Print Art |
| 1942 LEBUS WILLIAM Closure Device Patent Print |
| 1942 DRAKE THEODORE Aquatic Device Patent Print |
| 1942 DE PORT Barrel Cooling Device Patent Print |
| 1942 JOSEPH Short Circuiting Device Patent Print |
| 1942 GRANT JR Dispensing Device Patent Print Art |
| 1942 HENRY Ship'S Propulsion Device Patent Print |
| 1942 MURRAY JAMES Rerailing Device Patent Print |
| 1942 TACK CARL Railway Truck Device Patent Print |
| 1942 RCA CORP Paper Feed Device Patent Print Art |
| 1942 ALLEN Tilting Head Device Patent Print Art |
| 1942 MALONE HOMER Control Device Patent Print |
| 1942 JOHN Amusement Device Or Toy Patent Print |