Title:
【発明の名称】電話回線接続リレー制御回路
Document Type and Number:
Japanese Patent JP2811691
Kind Code:
B2
Inventors:
Suzuki Masaaki
Application Number:
JP27736188A
Publication Date:
October 15, 1998
Filing Date:
November 04, 1988
Export Citation:
Assignee:
NEC
International Classes:
H04M1/00; H04M1/64; H04M1/738; H04M11/00; (IPC1-7): H04M11/00; H04M1/00; H04M1/64
Domestic Patent References:
JP622762A | ||||
JP62142451A | ||||
JP63133746A | ||||
JP6323452A |
Attorney, Agent or Firm:
Yoshiyuki Iwasa