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发明名称
Drahttrommel mit zentralem Drahtabzug.
摘要
申请公布号
CH206991(A)
申请公布日期
1939.09.15
申请号
CHD206991
申请日期
1939.01.27
申请人
HOLZBERG,FRITZ
发明人
HOLZBERG,FRITZ
分类号
B21C47/20;B65H49/02
主分类号
B21C47/20
代理机构
代理人
主权项
地址
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