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All Patents of Type: construction machines
Patents 1 - 15 of 52
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607XMay 04, 1805J. PlattExcavatorexcavators
609XMay 04, 1805J. PlattMachine for raising and removing earthexcavators
1,208XFeb. 12, 1810E.C. ToppanMethod of making sheaves for blocksblock and tackles
1,235XMar. 14, 1810M. LaightonRollers for sheaves of blocksblock and tackles
2,218XNov. 08, 1814T. ReynoldsCrane, screw and bale for raising mill stonescranes
2,609XJun. 12, 1816H. Worall (Worrall)Moulding and casting the sheaves of pulley blocksblock and tackles
3,056XDec. 31, 1818E. SmithLever cranecranes
3,067XFeb. 06, 1819J. RudderAnti-friction bush for sheaves in blocksblock and tackles
NX-3,879May 29, 1824J. GillRemoving earth, stone, etc.excavators
3,929XAug. 27, 1824J. OwingsWagons or carts for removing earthwagons and carts
4,052XMar. 15, 1825D. ComstockMachine for excavating earthexcavators
4,825XJul. 21, 1827G. Hill, E. MannPortable crane for raising brick, etc.cranes
4,968XJan. 22, 1828H.W. CampbellExcavatorexcavators
4,987XFeb. 05, 1828W. BeachExcavator, or self loading cartexcavators
5,297XDec. 06, 1828J. EvansSnatch blockblock and tackles
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