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US Patent: 407,338
Steam Engine
Patentee:
John G. Downie (exact or similar names) - Beaver Falls, Beaver County, PA

USPTO Classifications:
91/327, 91/347

Tool Categories:
propulsion and energy : steam engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 28, 1889
Granted: Jul. 23, 1889

Patent Pictures:
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