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经营范围
发明名称
SCREEN
摘要
申请公布号
JPS57100291(A)
申请公布日期
1982.06.22
申请号
JP19800173767
申请日期
1980.12.11
申请人
NAGAOKA KINMOU KK
发明人
NAGAOKA TADAYOSHI
分类号
B01D29/15;E21B43/08
主分类号
B01D29/15
代理机构
代理人
主权项
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