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US Patent: 1,097,797
Surface Indicator
Patentee:
John W. Gheen (exact or similar names) - Los Angeles, CA

USPTO Classifications:
33/533

Tool Categories:
layout tools : measurement gauges

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George G. Southland
J. E. Mecorney
C. L. Jackson
F. D. Knight

Patent Dates:
Applied: Jan. 04, 1912
Granted: May 26, 1914

Patent Pictures:
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