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US Patent: 845,899
Combination Caliper Gage
Patentee:
Bernard J. Roehm (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:
33/567, 33/821

Tool Categories:
metalworking tools : machinist tools : measuring tools : gauge blocks

Assignees:
Bernard J. Roehm - Cincinnati, Hamilton County, OH
James Mulligan - Cincinnati, Hamilton County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 30, 1906
Granted: Mar. 05, 1907

Patent Pictures:
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