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Patents for Charles A. Renwick | |||||
Number | Date | Patentee | Title | Type | |
152,487 | Jun. 30, 1874 | G.F. Hawley | Device for Centering Cylinders | ||
152,488 | Jun. 30, 1874 | G.F. Hawley | Improvement in Carpenters' Gages and Trams | marking gauges | |
195,900 | Oct. 09, 1877 | W.J. Perkins | Improvement in shingle-sawing machines | shingle machines | |
416,492 | Dec. 03, 1889 | S.W. Peregrine | Wood-working machine | specialty woodworking machines |