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All Patents of Type: pendulum levels
Patents 1 - 14 of 14
First set of recordsLast set of records
956Oct. 03, 1838L. LewisBalance and Pendulum Level and Plumbpendulum levels
9,722May 17, 1853T.A. ChandlerPendulum Levelinclinometers
49,802Sep. 05, 1865B.F. St. JohnImprovement in Pendulum Levelspendulum levels
51,517Dec. 12, 1865B.G. MartinCombination Calipers and Levelcalipers
51,564Dec. 19, 1865G. CuppersInclinometerinclinometers
53,795Apr. 10, 1866M.W. DoranImprovement in Plumb-Levelspendulum levels
58,271Sep. 25, 1866D. MastenImprovement in Levelspendulum levels
69,602Oct. 08, 1867H. Baker, J.T. ZimmermanImprovement in Plumb-Levelspendulum levels
370,013Sep. 13, 1887O.B. FullerPendulum Levelpendulum levels
372,456Nov. 01, 1887W. CookSaw-Filing Attachmentsaw gauges
423,090Mar. 11, 1890F.F. SmithCombined Square, Plumb, and Levelsquares
441,772Dec. 02, 1890K. MillerPlumb-Levelpendulum levels
917,179Apr. 06, 1909C. SpriggMeasuring Instrumentpendulum levels
1,003,863Sep. 19, 1911J. ArnetListing Indicatorpendulum levels
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