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US Patent: 1,452,753
Clamp
Patentees:
William H. Otto (exact or similar names) - Cincinnati, Hamilton County, OH
William Ulrich (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:
269/166, 269/189, 269/207

Tool Categories:
work holding : clamps : C clamps

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 09, 1922
Granted: Apr. 24, 1923

Patent Pictures:
USPTO (New site tip)
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