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发明名称
Artificial textile materials
摘要
申请公布号
US2261295(A)
申请公布日期
1941.11.04
申请号
US19370165333
申请日期
1937.09.23
申请人
WALTHER H. DUISBERG
发明人
SCHLACK PAUL
分类号
主分类号
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地址
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