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发明名称
AQUARIUM FILTERING SYSTEM
摘要
申请公布号
CA877715(A)
申请公布日期
1971.08.10
申请号
CAD877715
申请日期
申请人
AQUARIUMS INCORPORATED
发明人
ALLAN H. WILLINGER
分类号
主分类号
代理机构
代理人
主权项
地址
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