JPS5224014A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Telephoe set
Assignee: Individual
•
Filing: 1975-08-18
•
Granted: —
•
Expires: 1995-08-18
Abstract
Abstract PURPOSE:Reduce the weight of handset by using suction force of magnet and magnetic material and make the hook switch to operate accurately.
Inventors
- 👤 Souichi Hisada
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-26 16:28
CPC Classifications
H; H04; H04M; H04M1/00; H04M1/02; H04M1/04; H04M1/06; H04M1/10
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.