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DE Patent: DE-9,066
Neuerungen an Rotierenden Maschinen
Innovations to Rotating Machines
Patentee:
A. S. Dolgorouky (exact or similar names) - St. Petersburg, Russia

USPTO Classifications:

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 03, 1878
Granted: Mar. 01, 1880

Patent Pictures:
Espacenet patent
Report data errors or omissions to steward Joel Havens
Description:
This is a German patent.

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