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Patents for Alexander Selkirk
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
66,051Jun. 25, 1867I.H. SmithImprovement in Screw-Wrenches
103,347May 24, 1870M. LeppImprovement in saw-tables
183,243Oct. 17, 1876B.F. AbbottImprovement in spiral molding-machines
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