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US Patent: 210,935
Improvement in pumps
Patentee: Peter Hunt Green (exact or similar names) - Hespeler, ON Canada USPTO Classifications: 74/109 Tool Categories: industrial machines : pumps : reciprocating pumps Assignees: John Walker Green - Hespeler, ON Canada Manufacturer: Not known to have been produced Witnesses: John A. Robinson John W. Green	Patent Dates: Applied: Dec. 13, 1877 Granted: Dec. 17, 1878 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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