CH332677A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Directional aerial for short waves
Assignee: Csf
•
Filing: 1953-06-04
•
Granted: —
•
Expires: 1973-06-04
Abstract
No abstract record available.
Inventors
- 👤 Claude Simon Jean
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-04 18:59
CPC Classifications
H; H01; H01Q; H01Q13/00; H01Q13/20; H01Q13/28
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.