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All Patents in class 111/71
Patents 1 - 3 of 3
First set of recordsLast set of records
573Jan. 20, 1838N.R. MerchantImprovement in the machine for sowing or planting ruta-baga and other seeds or graincrop planters
1,617May 25, 1840G. PageImprovement in seed-planting machines
3,381Dec. 15, 1843H. ToddImprovement in Seed Planters
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