申请人 |
NGK INSULATORS, LTD., NAGOYA, AICHI, JP;NIPPON TELEGRAPH & TELEPHONE PUBLIC CORP., TOKIO/TOKYO, JP |
发明人 |
MAEKAWA, KOICHIRO, ICHINOMIYA CITY, AICHI PREF., JP;OTA, TAKASHI, KASUGAI CITY, AICHI PREF., JP;FUKUYAMA, MASASHI, NAGOYA CITY, AICHI PREF., JP |