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US Patent: 397,395
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Patentee:
Eugene C. Smith (exact or similar names) - St. Louis, MO

USPTO Classifications:
235/103

Tool Categories:
layout tools : measurement gauges

Assignees:
Eugene C. Smith - St. Louis, MO
Clifton C. Scudder - St. Louis, MO

Manufacturer:
Not known to have been produced

Witnesses:
Samuel Knight
Edward S. Knight

Patent Dates:
Applied: Feb. 13, 1888
Granted: Feb. 05, 1889

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