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All Patents of Type: indicating calipers
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
486,810Nov. 22, 1892J.W. PorterAutomatic Indicating Calipersindicating calipers
675,875Jun. 04, 1901F. UllmerMicrometerindicating calipers
720,947Feb. 17, 1903R. MillerMicrometer Calipersindicating calipers
962,583Jun. 28, 1910J.H. PemberMicrometer Attachment for Machinist's Calipersindicating calipers
993,084May 23, 1911P.J. LinnahanMicrometer Indicatorindicating calipers
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