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US Patent: 816,348
Cylinder Compression Relief Valve
Patentee:
John W. Miller (exact or similar names) - Chicago, Cook County, IL

USPTO Classifications:
200/82A, 91/240, 91/268

Tool Categories:
propulsion and energy : steam engines : steam engine valves

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 14, 1905
Granted: Mar. 27, 1906

Patent Pictures:
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