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Patents Granted on 1841-04-16
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
2,051Apr. 16, 1841D.A. ChurchManner of arranging and operating dogs of sawmillssawmill dogs
2,054Apr. 16, 1841L. CoesLoring Coes Screw Wrenchnut wrenches
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