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US Patent: 1,339,500
Pump
Patentees:
Charles A. Criqui (exact or similar names) - Buffalo, Erie County, NY
Elwood T. Larkin (exact or similar names) - Buffalo, Erie County, NY

USPTO Classifications:
137/512, 137/512.3, 417/387

Tool Categories:
industrial machines : pumps : diaphragm pumps

Assignees:
Charles A. Criqui - Buffalo, Erie County, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 22, 1919
Granted: May 11, 1920

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Sterling Engine Co.
Description:
Charles A. Criqui, Sr. was the founder & president of Sterling Engine Co., Buffalo, NY.

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