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发明名称
Webriet
摘要
申请公布号
DE2150275(A1)
申请公布日期
1972.04.27
申请号
DE19712150275
申请日期
1971.10.05
申请人
MINNESOTA MINING AND MANUFACTURING CO.
发明人
W. CRAIN,GEORGE
分类号
D03D49/62
主分类号
D03D49/62
代理机构
代理人
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