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US Patent: 951,491
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Patentee:
Frank Spaulding (exact or similar names) - Providence, RI

USPTO Classifications:
235/103

Tool Categories:
layout tools : measurement gauges

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

Manufacturer:
Not known to have been produced

Witnesses:
Ada E. Hagerty
S. W. Sisson
J. A. Miller

Patent Dates:
Applied: Apr. 15, 1908
Granted: Mar. 08, 1910

Patent Pictures:
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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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