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Patents for C. N. Jepson | |||||
Number | Date | Patentee | Title | Type | |
1,282,018 | Oct. 22, 1918 | F.O. Albertson | Valve Grinder | valve grinding tools | |
1,285,573 | Nov. 26, 1918 | F.O. Albertson | Refacing Tool for Puppet-Valves | valve grinding tools |