Patent DE725059C successfully refreshed from Google Patents.
DE725059C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Internal combustion engine with opposing pistons
Assignee: FRANZ CARL NEUMANN
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Filing: 1941-03-27
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Granted: 1942-09-12
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Expires: 1961-03-27
Abstract
No abstract record available.
Inventors
- 👤 Franz Carl Neumann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 11:18
CPC Classifications
F; F01; F01B; F01B7/00; F01B7/02; F01B7/14; F02; F02B; F02B39/00; F02B39/02; F02B39/04; F02B39/06; F02B61/00; F02B61/04; F02B75/00; F02B75/28
Claims Analysis
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References Cited (Backward Citations)
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