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US Patent: 2,139,616
Control Device
Patentee: Andrew K. Foulds (exact or similar names) - Grosse Pointe Park, Wayne County, MI USPTO Classifications: 137/400, 137/418, 137/423 Tool Categories: industrial machines : industrial machine mechanisms : industrial control apparatus : flow controls Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 03, 1933 Granted: Dec. 06, 1938 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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