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US Patent: 155,722
Improvement in rotary pumps
Patentee:
Lymon D. Green (exact or similar names) - Watertown, NY

USPTO Classifications:
418/137, 418/177

Tool Categories:
industrial machines : pumps : rotary pumps

Assignees:
None

Manufacturer:
Bagley & Sewall - Watertown, NY

Witnesses:
John M. Sigourney
R. S. Hungerford

Patent Dates:
Applied: Jul. 29, 1874
Granted: Oct. 06, 1874

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for George Goulding; Bagley & Sewall Co.
Description:
See patent 172,424 for subsequent improvements to this patent. That patent was assigned to Messrs. Bagley & Sewall. The "Green patent force pump" was apparently an important product for the substantial manufacturing firm of Bagley & Sewall, as it was frequently mentioned in articles about them.

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