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US Patent: D3,412
Design for a barn-door hanger
Patentee:
James L. Haven (exact or similar names) - Cincinnati, OH

USPTO Classifications:
D8/373

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
James H. Layman
George H. Knight
Patent Dates:
Granted: Mar. 23, 1869

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for James L. Haven & Co.

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