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经营范围
发明名称
PARTICULATE MATERIAL CLEANER
摘要
申请公布号
US3503502(A)
申请公布日期
1970.03.31
申请号
USD3503502
申请日期
1968.09.26
申请人
HARLAN J. DONELSON JR.
发明人
HARLAN J. DONELSON JR.
分类号
B07B4/02;(IPC1-7):B07B4/00
主分类号
B07B4/02
代理机构
代理人
主权项
地址
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