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Patents for Russell Jennings
Patents 1 - 7 of 7
First set of recordsLast set of records
12,318Jan. 30, 1855R. JenningsAugerauger bits
RE2,081Oct. 03, 1865R. JenningsImprovement in Augersauger bits
RE2,146Jan. 16, 1866R. JenningsImprovement in Augersauger bits
55,498Jun. 12, 1866R. JenningsImprovement in Dies for Swaging the Ends of Auger Blankstool making machines
56,058Jul. 03, 1866R. JenningsImproved tool for finishing augerstool making machines
56,869Jul. 31, 1866R. JenningsImprovements in Machinery for Swaging the Heads of Screw Augerstool making machines
1,127,007Feb. 02, 1915A.L. JenningsAuger bit and brace
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