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US Patent: 163,626
Improvement in Instruments for Scribing Stair-Curves
Patentee:
Andrew Beck (exact or similar names) - Philipsburg, PA

USPTO Classifications:
33/29

Tool Categories:
trade specific : carpenter

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Matthew Johnson
George W. Daicy
Patent Dates:
Applied: May 16, 1874
Granted: May 25, 1875

Patent Pictures: [ 1 | 2 ]
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