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US Patent: 174,254
Governor
Patentee:
Bernard W. Johnson (exact or similar names) - Barry, Pike County, IL

USPTO Classifications:
73/521, 73/537

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

Assignees:
Bernard W. Johnson - Barry, Pike County, IL
Joseph D. Partello - Barry, Pike County, IL
John M. Ryan - Barry, Pike County, IL
Miller T. Greenleaf - Quincy, Adams County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Dec. 27, 1875
Granted: Feb. 29, 1876

Patent Pictures:
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Google Patents
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