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US Patent: 2,689
Improvement in plows
Patentee:
Barnabas Langdon (exact or similar names) - Troy, NY

USPTO Classifications:
114/79R, 172/721

Tool Categories:
agricultural : plows

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Daniel Whiting
John C. Langdon

Patent Dates:
Granted: Jun. 22, 1842

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Barnabas Langdon

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