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Patents for Alfred M. Thompson
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
1,200,046Oct. 03, 1916A.M. ThompsonScrew-Thread-Milling Machinemetal thread milling machines
1,200,047Oct. 03, 1916A.M. ThompsonWork-Holder for Screw-Threading Machinesmetalworking machine work holding
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