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All Patents in class 33/828
Patents 1 - 15 of 29
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NumberDatePatenteeTitleType
202,866Apr. 23, 1878G.M. PrattMicrometer Gagemicrometers
346,706Aug. 03, 1886M.M. BarnesMicrometer Caliper Handlemicrometers
397,442Feb. 05, 1889C.H. RussomMicrometer Gagemicrometers
519,541May 08, 1894H. McBrideMicrometer Gagemicrometers
570,189Oct. 27, 1896J. StrombergMicrometer Gagemicrometers
694,804Mar. 04, 1902J. StrombergMicrometer Gagemicrometers
754,106Mar. 08, 1904W.D. TurnerMicrometer Caliper Attachmentmicrometers
923,446Jun. 01, 1909C.O. SchellbachMicrometer Gagemicrometers
1,269,756Jun. 18, 1918J.T. SlocombMicrometer Gagemicrometers
1,269,762Jun. 18, 1918A.A. WarnerGrinding Disc
1,308,988Jul. 08, 1919L. LowensteinRatchet Extension for Micrometersmeasurement gauges
1,333,453Mar. 09, 1920P. Pariso, J. SardoMicrometermicrometers
1,475,066Nov. 20, 1923A.T. GeegoryMicrometer Gaugemicrometers
1,553,875Sep. 15, 1925J.W. ParkerMicrometer Calipermicrometers
1,668,248May 01, 1928R.W. OlsonMicrometer Attachmentmicrometers
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