| 1939 RODMAN Method Of Air Conditioning Patent 19998 |
| 1939 FLEET Braking Method Airplane Launching Systems |
| 1939 GERMAN Game Appliance Method Making Art |
| 1939 SIGODA Method Of Making French Seams Patent |
| 1939 DEAN Vehicle Roof Construction Method Assembly |
| 1939 TELEFUNKEN Method Means Influencing Field Sound |
| 1939 BUDD Vehicle Roof Construction Method Assembly |
| 1939 WM E HOOPER SONS Vehicle Top Cover Method |
| 1939 OLUF Method Means Measuring Voltages Art |
| 1939 GERMAN Game Appliance Method Of Making Art |
| 1939 BOWMAN Method Of Forming Seams Patent Print |
| 1939 WALSH Method Forming A Building Structure |
| 1939 UNITED Method Machine Making Bags Art Print |
| 1939 BUSCH Method Of Making Brake Beams Patent |
| 1939 MURRAY CORP Trim Panel Method Making Same |
| 1939 HABERSTUMP Method Forming Inner Trim Panels |
| 1939 UNITED AIRCRAFT CORP Method Launching Seaplanes |
| 1939 RHINES Method Of Launching Seaplanes Patent |
| 1939 LAWSON Method Testing Hairsprings S Art |
| 1939 BUFFALO BRAKE BEAM CO Method Making Brake Beams |
| 1939 ELLEN K WALSH Method Forming A Building Structure |
| 1939 KUCHER Reproducing Method Art Print Patent |
| 1939 TESKE Method Of Feeding Liquid Molasses |
| 1939 HAYFIELD Method Mounting Marine Propellers |
| 1939 LORD Vehicle Body Transportation Mounting Method |
| 1939 FRED Method Machine Making Bags Art Print |
| 1939 OTTO Method Means Influencing Field Sound |
| 1939 ELGIN NAT WATCH Method Testing Hairsprings S |
| 1939 BROOME Ski Method Making Same Art Print |
| 1939 CHARLES Method Producing Shirred Materials |
| 1939 WILCOX Fishline And Method Of Making Same |
| 1939 LUDINGTON Load Box Method Transporting Same |
| 1939 WALTER Finishing Seam And Method Patent |
| 1939 EDWARD Vehicle Top Cover And Method Patent |
| 1939 AIRMOBILE AIRCRAFT Ski Method Making Same |
| 1939 HANNS Method Construction Aircraft Like Art |
| 1939 DANEMAN Method Applying An Aircraft Covering |
| 1939 WETTLAUFER Golf Club Grip Method Making Same |
| 1939 ANDRE Method Manufacture A Parachute Surface |
| 1939 LEWIS Method Forming Seams Art Print Patent |
| 1939 MURRAY CORP Method Forming Inner Trim Panels |
| 1939 CHAUNCEY Ship Hull Method Constructing It |
| 1939 COLEMAN Method Making Journal Bearings Art |
| 1939 KOONCE Method Loading Heavy Spools Art |
| 1939 MAN Method Making French Seams Art Print |
| 1939 SNELL Method Making Juvenile Vehicle Bodies |
| 1939 SINGER MFG CO Finishing Seam And Method Art |
| 1939 OSBORN Trim Panel Method Making Same Art |
| 1939 SMITH YODER BACHMAN BAND METHOD Bb CORNET/TRUMPET |
| Old 1939 Rubank Intermediate Method Flute or Piccolo Bk |