Patent DE557140C successfully refreshed from Google Patents.
DE557140C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Mufflers for motor vehicles in which the exhaust gases are discharged through a spiral duct
Assignee: WILHELM HAEGELE
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Filing: 1929-08-14
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Granted: 1932-08-19
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Expires: 1949-08-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 19:49
CPC Classifications
F; F01; F01N; F01N1/00; F01N1/08; F01N1/12
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