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GB Patent: GB-499,981
Improvements relating to pump valves
Patentee:
Harold Walker Pearn (exact or similar names) - West Gorton, Manchester, England

USPTO Classifications:

Tool Categories:
industrial machines : pumps
water distribution systems : water pumps

Assignees:
Frank Pearn & Co., Ltd. - West Gorton, Manchester, England

Manufacturer:
Frank Pearn & Co., Ltd. - West Gorton, Manchester, England

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 23, 1937
Granted: Feb. 01, 1939

Patent Pictures:
Espacenet patent
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for Frank Pearn & Co., Ltd.

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