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Patents for Frank G. Parker
Patents 1 - 15 of 39
First set of recordsNext set of recordsLast set of records
64,915May 21, 1867H.F. ShawImprovement in Hoisting Gearhoists and winches
66,239Jul. 02, 1867I.A. HurdImproved Depth-Gaugemicrometer depth gauges
68,071Aug. 27, 1867D.F. HartfordImproved Bow-Drill Stockhand drills
69,544Oct. 08, 1867F.W. CoyTurning Lathemetal lathes
72,632Dec. 24, 1867D.F. HartfordImprovement in Stringing Bow-Drill Stockshand drills
74,199Feb. 11, 1868S.E. ClappImproved corkscrewlever cork extractors
78,065May 19, 1868F.W. CoyGage for Marking Bevelsmarking gauges
78,905Jun. 16, 1868W.P. WelchImprovement in guides for bandsawsbandsaw guides
83,554Oct. 27, 1868H.F. ShawImproved Screw Cutting Lathescrewcutting lathes
88,029Mar. 23, 1869R.R. FrohockImprovement in last-machinewood lathes
94,461Aug. 31, 1869J.P. WoodburyImprovement in railway freight-cars
97,621Dec. 07, 1869S. FletcherImprovement in sawing-machinestree felling machines
105,869Jul. 26, 1870C.E. TuckerImprovement in Carpenters' Planesbench planes
111,632Feb. 07, 1871J. Goodrich, H.J. ColburnImprovement in planing-machineswood planers
112,001Feb. 21, 1871J.P. WoodburyImprovement in condensing double-end locomotive enginessteam engines
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