申请人 |
ISHIHARA SANGYO KAISHA LTD., OSAKA |
发明人 |
NAKATA, KAZUO CHUO KENKYUSHO, KUSATSU-SHI SHIGA 525;HIRAI, MASAHARU CHUO KENKYUSHO, KUSATSU-SHI SHIGA525A;TAKUMI, NOBUSUKE CHUO KENKYUSHO, KUSATSU-SHI SHIGA 525;KATO, SABURO CHUO KENKYUSHO, KUSATSU-SHI SHIGA 525 |