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Patents Granted on 1807-02-07 | |||||
Number | Date | Patentee | Title | Type | |
720X | Feb. 07, 1807 | P. Shee | Paper trimmer | printer | |
721X | Feb. 07, 1807 | J. Beath | Accommodating bolted truss for ruptures | ||
722X | Feb. 07, 1807 | W. Hale | Auger | auger bits |