Patent DE3104147A1 successfully refreshed from Google Patents.
← Back to Patent Explorer
DE3104147A1 Expired / Lapsed DE ⏱️ 0.0 years remaining

"MAGNETIC TAPE RECORDING AND / OR PLAYBACK DEVICE"

Assignee: Panasonic Holdings Corp
•
Filing: 1981-02-06
•
Granted: —
•
Expires: 2001-02-06
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Jirou Kajino
  • 👤 Hitoshi Neyagawa Osaka Minabe
  • 👤 Shigeki Nara Murata

Bibliographic Details

Application Number —
Jurisdiction DE
Data Source google_patents
Last Synchronized 2026-11-03 14:28
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/60; G11B15/66; G11B15/665; G11B15/6653; G11B15/6656

Claims Analysis

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

References Cited (Backward Citations)

DE2252333B2 Cited
DE2719768B2 Cited
DE2719098A1 Cited
DE2916895A1 Cited
DE2917716A1 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