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US Patent: D3,412
Design for a barn-door hanger
Patentee:
James L. Haven - 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 pdf tiff
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"Vintage Machinery" entry for James L. Haven & Co.

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