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Patents Granted on 1850-07-02
Patents 1 - 3 of 3
First set of recordsLast set of records
7,472Jul. 02, 1850R. DanielsStraw-cutterhay or straw cutters
7,475Jul. 02, 1850H. Knowles, H.C. BevingtonImprovement in the cutters and rakers of a grain and grass harvesterharvesters
7,477Jul. 02, 1850J. LockeCollimating Levellevels
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