DE708920C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Arrangement for the production of photographic or cinematographic recordings under water
Assignee: RUDOLF HOFMANN DR ING
•
Filing: 1938-04-09
•
Granted: 1941-07-31
•
Expires: 1958-04-09
Abstract
No abstract record available.
Inventors
- 👤 Dr-Ing Rudolf Hofmann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 06:33
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/02; G03B17/08
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.