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发明名称
METHOD OF DEWATERING FLOATING ROOF IN TANKS WITH FLOATING ROOFS
摘要
申请公布号
PL109065(B1)
申请公布日期
1980.05.31
申请号
PL19770198363
申请日期
1977.05.24
申请人
发明人
分类号
E04H;E04H7/16;(IPC1-7):B65D87/18
主分类号
E04H
代理机构
代理人
主权项
地址
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