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经营范围
发明名称
Gummistecker und Verfahren zu seiner Herstellung.
摘要
申请公布号
AT130039(B)
申请公布日期
1932.10.25
申请号
ATD130039
申请日期
1931.03.10
申请人
ING. HUGO SONNENFELD
发明人
ING. HUGO SONNENFELD
分类号
主分类号
代理机构
代理人
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