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US Patent: 244,384
Pump
Patentee: Joseph W. Douglas (exact or similar names) - Middletown, CT USPTO Classifications: 285/189, 285/289.1 Tool Categories: household : water and plumbing : household hand pumps Assignees: W. & B. Douglas - Middletown, CT Manufacturer: W. & B. Douglas - Middletown, CT Witnesses: Edward Douglas John M. Douglas	Patent Dates: Applied: May 31, 1881 Granted: Jul. 19, 1881 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for W. & B. Douglas

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