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发明名称
Gerät zum Öffnen wasserdichter Uhren
摘要
申请公布号
AT163581(B)
申请公布日期
1949.07.25
申请号
ATD163581
申请日期
1946.04.05
申请人
RUDOLF BENTZA
发明人
RUDOLF BENTZA
分类号
主分类号
代理机构
代理人
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