| 1945 GEORGE Variable Pitch Screw Propeller |
| 1945 HANS BADRUTT Airplane Propeller Patent |
| 1945 REID LELAND Propeller Patent Print Art |
| 1945 RAY Automatic Propeller Pitch Control Art |
| 1945 UNITED AIRCRAFT CORP Engine Propeller Control |
| 1945 GRADY JESSIE Airplane Propeller Patent |
| 1945 ANNESLEY Design Propeller Hub Patent19590 |
| 1945 TROLLER Propeller Construction Patent Print |
| 1945 MOLLENHAUER Automatic Area Control Propeller |
| 1945 RIPPINGILLE Propeller Construction Patent |
| 1945 GEN MOTORS CORP Variable Pitch Propeller Control |
| 1945 BLAND JAMISON C COLLINS MASON Propeller |
| 1945 BERLINER Variable Pitch Propeller Patent |
| 1945 BERLINER HENRY Propeller Blade Patent Print |
| 1945 KATHER Propeller Blade Design Boat Patent19290 |
| 1945 FRED LOMAX Propeller Patent Print Art |
| 1945 ESCHER WYSS MASCHF AG Variable Pitch Propeller |
| 1945 GASKELL Nonferrous Propeller Blade Retention |
| 1945 PERRY EDWARD Airplane Propeller Patent |
| 1945 MAX WEBER Propeller Patent Print Art |
| 1945 LAMORCAUX GEORGE Propeller Patent Print Art |
| 1945 KETTERING Variable Pitch Propeller Control |
| 1945 LEE Fan Propeller Design Patent 9077 |
| 1945 HOOVER Variable Pitch Propeller Patent |
| 1945 BENEDEK Propeller Mechanism Patent Print |
| 1945 BIRSH Propeller Diameter Control Patent19285 |
| 1945 RENE ROCHE Aircraft Propeller Patent Print |
| 1945 BROWN Airplane Propeller Deicer Shoe Patent |
| 1945 DEL CONVEYOR Propeller Construction Art |
| 1945 RILEY WILLIAM Hollow Propeller Patent Print |
| 1945 BERNHARD Airplane Propeller Patent Print |
| 1945 FRENCH Engine And Propeller Control Patent |
| 1945 MARIE Airscrew Propeller Mounting Patent |
| 1945 HOKANSON EVERT Propeller Dolly Patent Print |
| 1945 CURT Variable Pitch Propeller Patent Print |
| 1945 ENGINEERING RES CORP Variable Pitch Propeller |
| 1945 MICHAEL Variable Pitch Propeller Patent |
| 1945 GEN MOTORS CORP Propeller Construction Art |
| 1945 CAROL Propeller Art Print Patent |
| 1945 PEMBERTON Propeller Drive Marine Vessels |
| 1945 CHRISTOPHER Safety Ships' Propeller Shafts |
| 1945 WILLIAMS Propeller Supporting Driving Mechanism |
| 1945 ENGINEERING RES CORP Propeller Blade Art |
| 1945 AERO ENGINEERING CORP Variable Pitch Propeller |
| 1945 WHITING CORP Propeller Dolly Patent Print |
| 1945 HEATH Indexing Airplane Propeller Blades |
| 1945 BRINER Variable Pitch Propeller Patent |
| 1945 AMES AMES Propeller Snare Patent Print Art |
| 1945 CAMERON ROBERT Folding Propeller Patent |
| 1945 CHESTER Propeller Spinner Attaching Art |