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US Patent: 672,124
Micrometer Attachment
Patentee:
Justin Hamilton (exact or similar names) - Auburn, NY

USPTO Classifications:
33/558.3

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Harry S. Robier
Herbert D. Lawson
D. E. French
E. H. Davis

Patent Dates:
Applied: Aug. 22, 1900
Granted: Apr. 16, 1901

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
Description:
Victor J. Evans - patent attorney

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