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US Patent: 572,446
Gate Or Door Hook
Patentee:
James M. Proctor - Sturgeon, MO

USPTO Classifications:
292/108

Tool Categories:

Assignees:
None

Manufacturer:
Buffum Tool Co. - Louisiana, MO

Witnesses:
N. Finley
E. H. Knight
J. V. Kemper
C. E. Keithly
Patent Dates:
Applied: May 18, 1896
Granted: Dec. 01, 1896

Patent Pictures:
James M. Proctor patent December 1, 1896 with example of Buffum Tool Co. door hook
USPTO pdf tiff
Google Patents
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Description:
Hook with "gravity latch" feature to prevent the hook being unfastened by livestock rubbing against it.

Known examples produced by the BUFFUM TOOL Co. of Louisiana, MO include the company's "swastika" trade mark.

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