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US Patent: 293,585
Oscillating Steam Pumping Engine
Patentee:
Frank D. Maltby - New York, NY

USPTO Classifications:
417/375, 91/310, 91/339, 92/118, 92/125

Tool Categories:
propulsion and energy : steam apparatus : steam pumping engines
propulsion and energy : steam apparatus : oscillating steam engines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 19, 1883
Granted: Feb. 12, 1884

Patent Pictures:
USPTO pdf tiff
Google Patents
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