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发明名称
Vorrichtung zum Befestigen der Matrize in der Preßform für Schallplattenpressen.
摘要
申请公布号
AT121318(B)
申请公布日期
1931.02.10
申请号
ATD121318
申请日期
1930.04.28
申请人
POLYPHONWERKE AKTIENGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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