FR725759A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Disc for talking machines
Assignee: Kodak Pathe SA
•
Filing: 1931-01-08
•
Granted: 1932-05-18
•
Expires: 1951-01-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 11:09
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/68; G11B3/70
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.