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US Patent: 2,040
Improvement in agricultural machines for tilling and planting at the same operation
Patentees:
John F. Schermerhorn (exact or similar names) - Carroll County, IN
Rufus Porter (exact or similar names) - New York, NY

USPTO Classifications:
116/102

Tool Categories:
agricultural : cultivators and tillers
agricultural : planters

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Stephen B. Peet
Lambton M. Feltus
Patent Dates:
Granted: Apr. 10, 1841

Patent Pictures:
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