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US Patent: 597,915
Stair-Builder's Gage
Patentee:
Walter P. Roosa (exact or similar names) - Waterbury, CT

USPTO Classifications:
33/29, 33/675

Tool Categories:
trade specific : carpenter

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Maria J. Roosa
C. Bradshaw
Patent Dates:
Applied: Jun. 01, 1896
Granted: Jan. 25, 1898

Patent Pictures:
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