CH214652A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Erase head in steel sound machines.
Assignee: Lorenz C Ag
•
Filing: 1939-08-07
•
Granted: —
•
Expires: 1959-08-07
Abstract
No abstract record available.
Inventors
- 👤 Aktiengesellschaft C Lorenz
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-03 11:32
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/127; G11B5/1278; Y; Y10; Y10S; Y10S29/00; Y10S29/028
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.