| 申请人 |
SUMITOMO METAL MINING COMPANY LIMITED |
发明人 |
MORIMOTO, TOSHIO CENTRAL RESEARCH LABORATORY;KAZAMA, KEIZO CENTRAL RESEARCH LABORATORY;OKAJIMA, YASUHIRO CENTRAL RESEARCH LABORATORY;TSUGITA, YASUHIRO CENTRAL RESEARCH LABORATORY;ENDO, SHINOBU CENTRAL RESEARCH LABORATORY |
