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发明名称
ANORDNUNG ZUR ABDICHTUNG DER BETAETIGUNGSSPINDEL VON ABSPERRORGANEN.
摘要
申请公布号
DE1754755(U)
申请公布日期
1957.10.24
申请号
DE195700W7895U
申请日期
1957.07.31
申请人
MATHIAS WEISSER, SCHWARZWAELDER ARMATURENBAU
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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