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US Patent: 877,198
Automatic Recording Gage
Patentee:
William E. Jerauld (exact or similar names) - Boston, Suffolk County, MA

USPTO Classifications:
346/113, 73/712, 73/732

Tool Categories:
industrial machines : industrial recording apparatus
industrial tools : pressure indicators

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

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Dec. 31, 1906
Granted: Jan. 21, 1908

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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