FR755066A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Optical system for television devices
Assignee: Hermann Papst
•
Filing: 1933-05-02
•
Granted: 1933-11-18
•
Expires: 1953-05-02
Abstract
No abstract record available.
Inventors
- 👤 Hermann Papst
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 13:37
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/02; H04N3/08; G; G02; G02B; G02B26/00; G02B26/08; G02B26/10; G02B26/12; G02B26/121; G02B5/00; G02B5/08; G02B5/09
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.