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经营范围
发明名称
VENTILTETNINGSINNRETNING
摘要
申请公布号
NO149559(C)
申请公布日期
1984.05.09
申请号
NO19780001487
申请日期
1978.04.27
申请人
NIPPON PETROCHEMICALS CO LTD,;NIPPON CARBON CO., LTD.,;KITAMURA VALVE SEIZO KK,
发明人
SAITO, TUTOMU,;YAMAZOE, HIROSHI,;YAMAOKA, HIDENORI,
分类号
F16J15/30;F16K1/226;F16K3/18;F16K5/06;(IPC1-7):F16K25/00;C04B35/54
主分类号
F16J15/30
代理机构
代理人
主权项
地址
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