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US Patent: 67,511
Oscillating Steam Engine
Patentee:
Marcellus V. Cummings (exact or similar names) - Winthrop, Kennebec County, ME

USPTO Classifications:
91/213

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R. H. Eddy
F. P. Hale, Jr.
Samuel N. Piper
G. H. Andrews
Patent Dates:
Granted: Aug. 06, 1867

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for M. V. Cummings

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