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US Patent: 166,195
Improvement in water-hydrants
Patentee: Joseph W. Douglas (exact or similar names) - Middletown, CT USPTO Classifications: 137/285 Tool Categories: water distribution systems : hydrants Assignees: Benjamin Douglas - Middletown, CT Joseph W. Douglas - Middletown, CT Manufacturer: W. & B. Douglas - Middletown, CT Witnesses: Unknown	Patent Dates: Applied: Apr. 29, 1875 Granted: Aug. 03, 1875 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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