Patent DE448651C successfully refreshed from Google Patents.
DE448651C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Coiled expansion coil spring
Assignee: BOCHUMER VER fur BERGBAU und
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Filing: 1926-05-11
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Granted: 1927-08-24
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Expires: 1946-05-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 13:07
CPC Classifications
F; F16; F16F; F16F3/00; F16F3/02; F16F3/04; F16F3/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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