DE531283C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Electrolytic valve with a cathode made of porous charcoal
Assignee: LE CARBONE SA
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Filing: —
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Granted: 1931-08-07
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Expires: 1948-08-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 00:20
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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