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US Patent: 504,953
Engine-governor
Patentee:
Robert H. Thurston (exact or similar names) - Ithaca, NY

USPTO Classifications:
73/537

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. L. Williams
Horace Mack
Patent Dates:
Applied: Sep. 28, 1892
Granted: Sep. 12, 1893

Patent Pictures:
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