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经营范围
发明名称
SCREWWSYSTEM SANDDSEDIMENT DRAWING DEVICE
摘要
申请公布号
JPS54146072(A)
申请公布日期
1979.11.14
申请号
JP19780054274
申请日期
1978.05.08
申请人
HITACHI METALS LTD;TOKYO PREFECTURE
发明人
OKAZAKI NOBORU;SAITOU KAZUO;OIE HIROYUKI;NAKAMURA TAKASHI;HAGIWARA HIROYUKI
分类号
B01D21/24;B01D21/06;B01D21/18;B01D21/20;B65G33/34;E02B5/08;F04D13/04
主分类号
B01D21/24
代理机构
代理人
主权项
地址
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