Title:
【発明の名称】電子交換装置
Document Type and Number:
Japanese Patent JP3057923
Kind Code:
B2
Inventors:
Hizen Norihisa
Kazuhisa Yamauchi
Susumu Uchiyama
Kazuhisa Yamauchi
Susumu Uchiyama
Application Number:
JP24702092A
Publication Date:
July 04, 2000
Filing Date:
September 17, 1992
Export Citation:
Assignee:
NEC
International Classes:
H04M3/00; H04M15/00; H04Q3/545; (IPC1-7): H04M3/00; H04M15/00; H04Q3/545
Domestic Patent References:
| JP5153237A | ||||
| JP63155992A |
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)