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发明名称
Mit Sperrgas beschickte Labyrinthdichtung fuer Kreiselmaschinen
摘要
申请公布号
DE1016081(B)
申请公布日期
1957.09.19
申请号
DE1954S038578
申请日期
1954.04.06
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
HELFER DIPL.-ING. FRIEDRICH
分类号
F16J15/447
主分类号
F16J15/447
代理机构
代理人
主权项
地址
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