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US Patent: 1,446,926
Micrometer
Patentee:
John W. Parker (exact or similar names) - Barrington, RI

USPTO Classifications:
33/817

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

Assignees:
Brown & Sharpe Mfg. Co. - Providence, RI

Manufacturer:
Not known to have been produced

Witnesses:
M. A. Kingsley
J. A. Miller

Patent Dates:
Applied: Mar. 15, 1922
Granted: Feb. 27, 1923

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Brown & Sharpe Mfg. Co.
Description:
Joseph A. Miller - patent attorney

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