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发明名称
Verfahren und Vorrichtung zur Massenherstellung von Bernsteinschmuck
摘要
申请公布号
DE881581(C)
申请公布日期
1953.07.02
申请号
DE1942W003748D
申请日期
1942.08.01
申请人
WITZKI WALTER
发明人
WITZKI WALTER
分类号
B24B31/00;B24B31/108;B29C67/00
主分类号
B24B31/00
代理机构
代理人
主权项
地址
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