Patent DE457920C successfully refreshed from Google Patents.
DE457920C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Control valve for two-stroke internal combustion engines
Assignee: Individual
•
Filing: 1927-05-12
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Granted: 1928-03-30
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Expires: 1947-05-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 19:09
CPC Classifications
F; F02; F02D; F02D15/00; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; F02D2700/00; F02D2700/03; F02D2700/035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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