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All Patents in class 222/620
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	9,024X	Aug. 17, 1835	J. Hatch	Machine for sowing plaster, lime, etc.
	RX-1	Jan. 09, 1838	J. Hatch	Machine for sowing plaster, ashes, seed, and other separable substances
	1,366	Oct. 12, 1839	O.G. Merchant, N.R. Merchant	Improvement in machines for planting corn

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