Patent US4671642A successfully refreshed from Google Patents.
DE687280C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Multi-plate friction clutch controlled by air or fluid pressure
Assignee: Individual
•
Filing: 1937-03-04
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Granted: 1940-01-26
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Expires: 1957-03-04
Abstract
No abstract record available.
Inventors
- 👤 Fritz Isfort
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 05:33
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/04; F16D25/042; F16D25/044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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