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US Patent: 1,064,953
Separable Square
Patentee:
Oscar R. Altwein (exact or similar names) - Southington, Hartford County, CT

USPTO Classifications:
403/376

Tool Categories:
layout tools : squares : carpenter squares

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 14, 1911
Granted: Jun. 17, 1913

Patent Pictures:
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