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| Patents for William H. Collier | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,447,836 | Mar. 06, 1923 | W.H. Collier, A.J. Vance | Drier | veneer machines | |
| 1,517,235 | Nov. 25, 1924 | A.J. Vance, W.H. Collier | Drier for veneer and the like | veneer machines | |