Patent FR972725A successfully refreshed from Google Patents.
FR972725A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
New reflector made up of triangular trihedrons according to a new arrangement
Assignee: Jean Neuhaus
•
Filing: 1941-04-04
•
Granted: 1951-02-02
•
Expires: 1961-04-04
Abstract
No abstract record available.
Inventors
- 👤 Jean Neuhaus
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 06:03
CPC Classifications
G; G02; G02B; G02B5/00; G02B5/12; G02B5/122; G02B5/124
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.