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US Patent: 236,780
Stop-valve
Patentee:
Zebulon Erastus Coffin (exact or similar names) - Boston, MA

USPTO Classifications:
251/266, 251/327

Tool Categories:
water distribution systems : water valves

Assignees:
None

Manufacturer:
Coffin Valve Co. - Boston, MA

Witnesses:
D. N. B. Coffin
Edward H. Mason

Patent Dates:
Applied: Jan. 30, 1880
Granted: Jan. 18, 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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