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| Patents for Clarence U. Gramelspacher | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,312,332 | Mar. 02, 1943 | C.U. Gramelspacher | Veneer molding process | veneer machines | |
| RE22,687 | Nov. 06, 1945 | C.U. Gramelspacher | Veneer molding process | veneer machines | |