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Patent number:
Patent Date:
US Patent: 442,963
Rotary Gas Engine
Patentee:
John Henry Eichler (
exact
or
similar
names) - San Francisco, CA
USPTO Classifications:
123/162
,
123/210
,
123/225
,
123/346
,
123/405
,
418/263
,
418/43
Tool Categories:
propulsion and energy
:
internal combustion engines
:
rotary engines
Assignees:
None
Manufacturer:
Union Gas Engine Co.
- San Francisco, CA
Witnesses:
Unknown
Patent Dates:
Applied:
Jun. 04, 1890
Granted:
Dec. 16, 1890
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Union Gas Engine Co.
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