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| Patents for Vernette E. Prentice | |||||
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| Picture | Number | Date | Patentee | Title | |
| 841,629 | Jan. 15, 1907 | C.M. Conradson | Bottle Stopper Fastener | ||
| 875,157 | Dec. 31, 1907 | C.M. Conradson | Non-Refillable Bottle | ||
| 957,935 | May 17, 1910 | C.M. Conradson | Grinding Machine Feeding Mechanism | ||
| 957,936 | May 17, 1910 | C.M. Conradson | Grinding Machine Feeding Mechanism | ||