Patent CH249263A successfully refreshed from Google Patents.
CH249263A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Method and device for carrier-frequency message transmission with carrier and sideband control.
Assignee: Patelhold Patentverwertung
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Filing: 1944-11-22
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Granted: —
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Expires: 1964-11-22
Abstract
No abstract record available.
Inventors
- 👤 Patentverwertungs-Elektro-Hold
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-23 21:24
CPC Classifications
H; H03; H03C; H03C1/00; H03C1/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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