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发明名称
MOISTUREPROOF COMPOSITION
摘要
申请公布号
CA320808(A)
申请公布日期
1932.03.22
申请号
CAD320808
申请日期
申请人
DUPONT CELLOPHANE COMPANY
发明人
KARL EDWIN PRINDLE;WILLIAM HALE CHARCH
分类号
主分类号
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