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All Patents in class 91/152
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
123,857Feb. 20, 1872H. BertieauxImprovement in Compound Reciprocating Enginescompound steam engines
144,817Nov. 18, 1873W. WrightCompound Enginescompound steam engines
220,160Sep. 30, 1879W.J. LiddellImprovement in Compound Enginescompound steam engines
477,279Jun. 21, 1892G.S. StrongCompound enginecompound steam engines
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