CH248973A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Device for the mutual exchange of electrical signals.
Assignee: Patelhold Patentverwertung
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Filing: 1945-07-14
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Granted: —
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Expires: 1965-07-14
Abstract
No abstract record available.
Inventors
- 👤 Patentverwertungs-Elektro-Hold
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-25 12:38
CPC Classifications
H; H04; H04K; H04K1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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