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US Patent: 158,121
Improvement in key-fasteners
Patentee:
Samuel T. Proudman (exact or similar names) - Meriden, CT

USPTO Classifications:
70/429

Tool Categories:
household : door and window hardware

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Ralph A. Palmer
Joseph H. Beckett

Patent Dates:
Applied: Oct. 15, 1874
Granted: Dec. 22, 1874

Patent Pictures:
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Vintage Machinery entry for Proudman Brothers

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