Patent US1447507A successfully refreshed from Google Patents.
Patent US5767855A successfully refreshed from Google Patents.
Patent DE1121827B successfully refreshed from Google Patents.
← Back to Patent Explorer
DE1121827B Expired / Lapsed DE ⏱️ 0.0 years remaining

Device to avoid entanglement of elongated, rewindable sound carriers of magnetic sound devices

Assignee: NORDMENDE
•
Filing: 1958-10-02
•
Granted: —
•
Expires: 1978-10-02
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Dipl-Ing Gottfricd Hentschel

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-06 14:58
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/46; G11B15/48

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

DE11330C Cited
DE811042C Cited
DE847213C Cited
AT169381B Cited
DE870608C Cited
DE958960C Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag