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US Patent: 591,363
Calipers
Patentee:
Frank Spalding (exact or similar names) - Providence, Providence County, RI

USPTO Classifications:
33/558.08

Tool Categories:
layout tools : calipers

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

Manufacturer:
Not known to have been produced

Witnesses:
M. F. Bligh
Charles H. Luther, Jr.
Joseph A. Miller, Jr.
Patent Dates:
Applied: May 06, 1897
Granted: Oct. 05, 1897

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Brown & Sharpe Mfg. Co.

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