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| All Patents in class 52/165 | |||||
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| Number | Date | Patentee | Title | Type | |
| 7,403X | Feb. 01, 1833 | H. Vail | Fence posts | ||
| 204,948 | Jun. 18, 1878 | B. Calkins | Improvements in Portable Fences | auxiliary wrenches | |