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GB Patent: GB-188,003,849
Improvements on Safety Valves
Patentee: Henry G. Ashton (exact or similar names) - Somerville, MA USPTO Classifications: Tool Categories: propulsion and energy : steam apparatus : steam safety valves Assignees: None Manufacturer: Ashton Valve Co. - Boston, MA Witnesses: Unknown	Patent Dates: Granted: Sep. 22, 1880 Patent Pictures: Espacenet patent Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Ashton Valve Co.
Description: This is the British equivalent of US patents 291,126 and 301,079.

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