DE907245C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Viewfinder for photographic cameras or the like.
Assignee: Voigtlander AG
•
Filing: 1951-10-18
•
Granted: 1954-03-22
•
Expires: 1971-10-18
Abstract
No abstract record available.
Inventors
- 👤 Dr-Ing Helmut Naumann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-06 08:59
CPC Classifications
G; G03; G03B; G03B13/00; G03B13/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.