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US Patent: 1,904,311
Fluid Pressure Switch
Patentee:
Franklin Gatfield Hobart (exact or similar names) - Beloit, Rock County, WI

USPTO Classifications:
200/285, 200/83P, 74/100.1

Tool Categories:
electrical devices : electric switches : pressure controlled switches

Assignees:
Fairbanks, Morse & Co. - Chicago, Cook County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 17, 1930
Granted: Apr. 18, 1933

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

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