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Patents for Joseph Ridge | |||||
Number | Date | Patentee | Title | Type | |
GB-179,602,134 | Aug. 25, 1796 | J. Ridge, A. Wilde | Method of making all kinds of saws and other steel plates | making sawblades | |
74,588 | Feb. 18, 1868 | B.P. Perry | Improvement in head-blocks for saw-mills | sawmill headblocks | |
82,073 | Sep. 15, 1868 | E. Crawley, T.L. Baylies | Improved Vise | bench vises | |
132,776 | Nov. 05, 1872 | J. Ridge | Improvement in Vises | vises |