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发明名称
COP-TUBE OR HOLLOW CORE FOR TEXTILE MATERIALS
摘要
申请公布号
CA442017(A)
申请公布日期
1947.06.10
申请号
CAD442017
申请日期
申请人
AMERICAN PAPER TUBE COMPANY
发明人
EMIL E. FULLER;HARALD L. AMRHEIN
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