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US Patent: 172,424
Improvement in rotary pumps
Patentee: Lymon D. Green (exact or similar names) - Watertown, NY USPTO Classifications: 418/177, 418/81 Tool Categories: industrial machines : pumps : rotary pumps Assignees: Edmund Q. Sewall - Watertown, NY George A. Bagley - Watertown, NY Manufacturer: Bagley & Sewall - Watertown, NY Witnesses: Thomas Keenan Samuel North	Patent Dates: Applied: Dec. 15, 1875 Granted: Jan. 18, 1876 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for George Goulding; Bagley & Sewall Co.
Description: Improvements to patent 155,722.

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