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All Patents in class 235
Patents 1 - 15 of 157
First set of recordsNext set of recordsLast set of records
7,844XNov. 19, 1833W.A. TurnerOdometer, indicating distances travelled in carriages
8,236XJun. 06, 1834D. KohlerAdding machine
2,907Jan. 10, 1843J.P. SmithMerchant's Slide Rulescales
6,359Apr. 17, 1849J. TremperPiston-ring and method of deriving motion therefrom in rotary enginesrotary steam engines
7,331Apr. 30, 1850B.M. Van Der VeerBoard and Log Rulelumber rules
8,019Apr. 01, 1851W. Campbell, H. GrossImprovement in Machines for Cutting Screws on Bedstead-Railswood threading machines
13,833Nov. 20, 1855L. YoungRevolving Measuring-Wheelwheel-based measurers
14,329Feb. 26, 1856H. WhippleInstrument for measuring the length of braces in carpentryrules
16,359Jan. 06, 1857J. JonesInstrument for Measuring Boardslumber rules
22,449Dec. 28, 1858J. PefleyLath-machinelath making machines
25,423Sep. 13, 1859A. LafeverBoard Measure
26,152Nov. 22, 1859E.G. AllenCombination steam-gagesteam pressure gauges
37,705Feb. 17, 1863J.G. PuseyImprovement in machinery for carving and drilling gun-stockscarving machines
37,755Feb. 24, 1863A.D. HoffmanImprovement in Board-Measureslumber rules
42,776May 17, 1864A. JillsonImprovement in Sliding Scales for Steam Enginesrules
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