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US Patent: 505,767
Gas or Petroleum Engine
Patentee:
Paul Henning Irgens (exact or similar names) - Christiania, Norway

USPTO Classifications:
123/334, 123/41.85, 123/89

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 30, 1891
Granted: Sep. 26, 1893

Patent Pictures:
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Google Patents
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