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发明名称
Aufwickelkern
摘要
申请公布号
CH517312(A)
申请公布日期
1971.12.31
申请号
CH19700013365
申请日期
1970.09.08
申请人
VEB FILMFABRIK WOLFEN
发明人
WALTHER,BERNHARD,DIPL.-CHEM.
分类号
G03B21/32;(IPC1-7):G03B1/00
主分类号
G03B21/32
代理机构
代理人
主权项
地址
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