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发明名称
CELLULOSE NITRATE COMPOSITION
摘要
申请公布号
CA313252(A)
申请公布日期
1931.07.14
申请号
CAD313252
申请日期
申请人
THE CANADIAN INDUSTRIES
发明人
JOHN CHARLES EMHARDT
分类号
主分类号
代理机构
代理人
主权项
地址
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