| 1941 SHERMAN Fusee Method Making Same Art Print |
| 1941 EDWARDS Sock Method Making Same Art Print |
| 1941 ORR Machine Method Manufacturing Bags Art |
| 1941 RICE Method Valving Inflammable Fluids Art |
| 1941 H W KITE CO Kite Method Forming Same Art |
| 1941 BBC BROWN BOVERI CIE Method Braking Art |
| 1941 MURRAY CORP Method Sewing Plaits Art Print |
| 1941 EDWARD Method Forming Musical Strings Art |
| 1941 SINGER MFG CO Method Of Sewing Articles Art |
| 1941 WOMER Chronoscopic Method Art Print Patent |
| 1941 SUNDT Method Tuning Art Print Patent |
| 1941 JAMES Safety Blasting Method Art Print |
| 1941 JOHN Kite Method Forming Same Art Print |
| 1941 THOMAS Railway Car Method Loading Same Art |
| 1941 ROCKFORD Sock Method Making Same Art Print |
| 1941 NEUBER Sound Amplification Method Art |
| 1941 HUTTON Gas Delivery Method Art Print Patent |
| 1941 CAMBRIDGE INSTR INC Gas Delivery Method Art |
| 1941 BURCH Method Building Boats Art Print |
| 1941 HABERSTUMP Method Sewing Plaits Art Print |