| 申请人 |
HITACHI CABLE LTD;NIPPON SEISEN KK;TSUSHIN KOGYO KK;OKANO DENSEN KK;KURAMO DENKO KK;NIPPON TELEGR & TELEPH CORP <NTT> |
发明人 |
SATO HIROSHI;KOBAYASHI SHOGO;TAKAHATA NORIO;SATO MASAKATSU;SAKURAMOTO MITSUO;KONDO SHOHEI;KIMURA KEN;SUGITA KAZUO;FUJII KENICHI |
