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发明名称
Material to be used in connection with yarn sizing
摘要
申请公布号
US2250115(A)
申请公布日期
1941.07.22
申请号
US19370174732
申请日期
1937.11.15
申请人
ARNOLD, HOFFMAN & CO. INCORPORATED
发明人
MAYER FREDERICK W.;COLE ELLIOTT D.
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主分类号
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