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发明名称
CELLULOSE DERIVATIVE PRODUCT MANUFACTURE
摘要
申请公布号
CA345452(A)
申请公布日期
1934.10.23
申请号
CAD345452
申请日期
申请人
HENRY DREYFUS
发明人
HENRY DREYFUS
分类号
主分类号
代理机构
代理人
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