Title:
CONTROL CIRCUIT FOR SWITCHBOARD
Document Type and Number:
Japanese Patent JPS596705
Kind Code:
A
Inventors:
MAKIYAMA FUMIO
Application Number:
JP11396882A
Publication Date:
January 13, 1984
Filing Date:
July 02, 1982
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H02B11/133; H02B11/10; (IPC1-7): H02B11/10
Domestic Patent References:
| JP55133009B |
Attorney, Agent or Firm:
Katsuo Ogawa