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Patents for B. G. Richards
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,161,775Nov. 23, 1915E.E. JonesBelt-manipulatorpower transmission
1,174,764Mar. 07, 1916F.R. RiesenbergWrenchchain and strap wrenches
1,399,388Dec. 06, 1921E.E. JonesBelt-shifterpower transmission
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