| 申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO, JP |
发明人 |
MATSUMURA, TSUNEO NIPPON TELEGRAPH & TELEPH. CORP., TOKYO, JP;MANO, TSUNEO NIPPON TELEGRAPH & TELEPH. CORP., TOKYO, JP;YAMADA, JUNZO NIPPON TELEGRAPH & TELEPH. CORP., TOKYO, JP;INOUE JUNICHI NIPPON TELEGRAPH & TEL, INOUE JUNICHI NIPPON TELEGRAPH & TEL, TOKYO, JP |
