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All Patents in class 33/819
Patents 16 - 30 of 36
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NumberDatePatenteeTitleType
1,389,028Aug. 30, 1921A.L. ColburnDirect Reading Micrometer Calipermicrometers
1,437,352Nov. 28, 1922J.W. ParkerDirect or Sight Reading Micrometermeasurement gauges
1,444,565Feb. 06, 1923J.C. SmithGaugemeasurement gauges
2,644,240Jul. 07, 1953J.A. StedmanEasy Reading Micrometer Caliperspecial purpose gauges
2,709,305May 31, 1955H. MeyerMicrometer Indicator for Measuring Devicesmicrometers
2,900,731Aug. 25, 1959H. MeyerMicrometer Indicatormicrometers
2,933,816Apr. 26, 1960R.E. GuntherMicrometer Calipersmicrometers
3,120,061Feb. 04, 1964K. PfleidererCounter-Micrometermicrometers
3,482,321Dec. 09, 1969G.E. InshawDigital Micrometermicrometers
3,667,127Jun. 06, 1972T. TsugamiDigital Micrometer Calipermicrometers
3,686,766Aug. 29, 1972S. MatumotoDigital Micrometermicrometers
3,810,310May 14, 1974P.A. MorganMicrometer Measuring Devicesmicrometers
3,924,336Dec. 09, 1975K. InoueMeasuring Instrumentmeasurement gauges
4,062,120Dec. 13, 1977B.R. Robinson, E.G.  Weber, J.M. LacagninaDigital Electronic Micrometermicrometers
4,103,427Aug. 01, 1978R.E. Ledley, IIIElectronic Digital Micrometermicrometers
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