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发明名称
SPINNING APPARATUS FOR CUPRAMMONIUM SILK
摘要
申请公布号
CA311260(A)
申请公布日期
1931.05.12
申请号
CAD311260
申请日期
申请人
I. P. BEMBERG AKTIENGESELLSCHAFT
发明人
WILHELM KUMICHEL
分类号
主分类号
代理机构
代理人
主权项
地址
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