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US Patent: 769,197
Micrometer Calipers
Patentee:
Frank Spaulding (exact or similar names) - Providence, RI

USPTO Classifications:
33/704, 33/813

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

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

Manufacturer:
Not known to have been produced

Witnesses:
Ada E. Hagerty
Charles H. Luther, Jr.
B. S. Webster
Joseph A. Miller, Jr.

Patent Dates:
Applied: Feb. 05, 1903
Granted: Sep. 06, 1904

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 & Co. - patent attorneys

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