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| Patents Granted on 1945-12-04 | |||||
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| Number | Date | Patentee | Title | Type | |
| D143,075 | Dec. 04, 1945 | C.H. Ingwer | Pipe Cutting Tool | pipe cutters | |
| D143,096 | Dec. 04, 1945 | A.M. Sasgen | Design for a C-clamp | hand screws | |
| 2,390,101 | Dec. 04, 1945 | J.P. Jason | Suction cleaning apparatus | ||
| 2,390,297 | Dec. 04, 1945 | H.L. Gilmore | Gas purification | ||