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US Patent: 862,765
Micrometer Gage
Patentee:
Charles R. Shaffer (exact or similar names) - Allentown, PA

USPTO Classifications:
33/557, 33/567, 33/826

Tool Categories:
metalworking tools : machinist tools : measuring tools : micrometers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Harry G. Stiles
Davil Kelim
Irv L. M. Cathran
L. L. Morrill

Patent Dates:
Applied: Sep. 01, 1906
Granted: Aug. 06, 1907

Patent Pictures:
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