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Patents for F. P. Hale
Patents 1 - 11 of 11
First set of recordsLast set of records
16,309Dec. 23, 1856T.D. WorrallMethod of Adjusting the Bits of Carpenter's Planesplane cutter adjustments
107,304Sep. 13, 1870D.C. StillsonImprovement in Wrenchesscrew adjust wrenches
114,939May 16, 1871D. HarriganImprovement in Pipe-Cutterspipe jaw attachments for wrenches
126,161Apr. 30, 1872D.C. StillsonImprovement in Pipe-Wrenchespipe wrenches
129,952Jul. 30, 1872A. Haseltine, Jr.Improvement in sawing-machinestablesaws
148,057Mar. 03, 1874S. HenryImprovement in Tool-Handlescombination tools
151,208May 26, 1874L.H. DwelleyImprovement in latheswood lathes
152,228Jun. 23, 1874S. HenryAwl-Handlestool holders
183,574Oct. 24, 1876T. KeenanImprovement in Pipe-Wrenchespipe wrenches
184,686Nov. 21, 1876J. MillerMachines for Tapping Pipes Under Pressureplumber
184,993Dec. 05, 1876D.C. StillsonWrenchpipe and nut combination wrenches
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