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Patents for E. H. Johnson
Patents 1 - 7 of 7
First set of recordsLast set of records
159,134Jan. 26, 1875F.R. WoodwardImproved Pocket Combination-Toolcombination tools
D8,381Jun. 08, 1875H.L. PrattDesign for Bracket Saw Framesframe saws
166,954Aug. 24, 1875F.R. WoodwardImprovement in rotary paper-cutterscombination cork extractors
174,105Feb. 29, 1876E.H. BenedictImprovement in jig-sawsscrollsaws
194,109Aug. 14, 1877H.L. PrattImprovement in Drill-Chucksdrill chucks
200,757Feb. 26, 1878H.L. PrattImprovement in ratchet bit-bracesratchet braces
334,387Jan. 12, 1886H.L. HousholderImprovements in Pipe-Tongspipe tongs
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