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US Patent: 243,691
Hydrant-valve
Patentee: Zebulon E. Coffin (exact or similar names) - Newton, MA USPTO Classifications: 137/304 Tool Categories: water distribution systems : hydrants Assignees: Eugene E. Coffin - Newton, MA Zebulon E. Coffin - Newton, MA Manufacturer: Coffin Valve Co. - Boston, MA Witnesses: John H. Stevens D. N. B. Coffin	Patent Dates: Applied: Apr. 10, 1881 Granted: Jul. 05, 1881 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Z. E. Coffin

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