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US Patent: 716,864
Safety Valve
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:
137/529

Tool Categories:
propulsion and energy : steam apparatus : steam safety valves

Assignees:
Ashton Valve Co. - Hartford, Hartford County, CT

Manufacturer:
Ashton Valve Co. - Hartford, Hartford County, CT

Witnesses:
G. A. Rockwell
C. B. Maynadier

Patent Dates:
Applied: Dec. 23, 1901
Granted: Dec. 30, 1902

Patent Pictures: [ 1 | 2 ]
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"Vintage Machinery" entry for Ashton Valve Co.
Description:
Patented in Canada, patent #CA-84,776.

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