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US Patent: 821,988
Gage Testing Apparatus
Patentee:
Charles H. Craig (exact or similar names) - Wrentham, Norfolk County, MA

USPTO Classifications:
73/1.65

Tool Categories:
specialty machines : testing machines

Assignees:
American Steam Gauge & Valve Mfg. Co. - Boston, Suffolk County, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 05, 1905
Granted: May 29, 1906

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for American Steam Gauge Co.

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