Patent US2021901A successfully refreshed from Google Patents.
Patent CH214749A successfully refreshed from Google Patents.
CH214749A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Projection receivers for television purposes.
Assignee: Fernseh Gmbh
•
Filing: 1940-03-08
•
Granted: —
•
Expires: 1960-03-08
Abstract
No abstract record available.
Inventors
- 👤 Fernseh G M B H
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-26 22:31
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/74
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.