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US Patent: 670,903
Indicator
Patentee:
James J. McTighe (exact or similar names) - Pittsburg, Allegheny County, PA

USPTO Classifications:
346/129, 346/4, 40/483

Tool Categories:
propulsion and energy : steam engines : steam engine power meters

Assignees:
James J. McTighe - Pittsburg, Allegheny County, PA
Guy F. Greenwood - Havana, La Habana Province, Cuba

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 06, 1900
Granted: Mar. 26, 1901

Patent Pictures:
USPTO (New site tip)
Google Patents
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