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发明名称
Silver cleaner
摘要
申请公布号
US2513187(A)
申请公布日期
1950.06.27
申请号
US19470737402
申请日期
1947.03.26
申请人
ULTRA CHEMICAL WORKS, INC.
发明人
LINKLETTER HARRY;KIRK WILLIAM VAN
分类号
C25F1/00
主分类号
C25F1/00
代理机构
代理人
主权项
地址
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