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CA Patent: CA-84,776
Safety Valve Soupape de Sûreté
Patentees: Frederick A. Casey (exact or similar names) - Billerica, Middlesex County, MA Arthur E. Cutler (exact or similar names) - Somerville, Midlesex County, MA USPTO Classifications: Tool Categories: propulsion and energy : steam apparatus : steam safety valves Assignees: Ashton Valve Co. - Boston, Middlesex County, MA Manufacturer: Not known to have been produced Witnesses: J. E. Maynadier G. A. Rockwell	Patent Dates: Applied: Dec. 01, 1903 Granted: Jan. 12, 1904 Patent Pictures: CIPO Data Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Ashton Valve Co.
Description: Patented in the U. S., patent #716,864.

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