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US Patent: 1,923,919
Throttle Valve
Patentee:
John De Mooy (exact or similar names) - Cleveland, Cuyahoga County, OH

USPTO Classifications:
251/191

Tool Categories:
hardware : valves

Assignees:
Cleveland Pneumatic Tool Co. - Cleveland, Cuyahoga County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 27, 1931
Granted: Aug. 22, 1933

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

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