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| Patents Granted on 1941-04-01 | |||||
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| Number | Date | Patentee | Title | Type | |
| D126,215 | Apr. 01, 1941 | A.P. Siersma | Tool Cabinet | tool storage | |
| 2,236,854 | Apr. 01, 1941 | W.F. Ocenasek | Inertia eliminator | ||
| 2,236,904 | Apr. 01, 1941 | H.M. Hendrickson | Surface Ornamentation | cameras | |
| 2,236,925 | Apr. 01, 1941 | O. Steiner | Automatic Diaphragm Adjusting Mechanism for Photographic Cameras | cameras | |
| 2,237,047 | Apr. 01, 1941 | T.C. Brookhart, D.A. Meeker | Food handling apparatus | ||
| 2,237,114 | Apr. 01, 1941 | E.C. Read | Valve | steam engines | |