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经营范围
发明名称
AFDICHTORGAAN.
摘要
申请公布号
NL156804(B)
申请公布日期
1978.05.16
申请号
NL19730012523
申请日期
1973.09.11
申请人
BALZERS PATENT- UND BETEILIGUNGS-AKTIENGESELLSCHAFT, BALZERS, LIECHTENSTEIN.
发明人
分类号
F16J15/12;F16L23/18;(IPC1-7):F16L23/02
主分类号
F16J15/12
代理机构
代理人
主权项
地址
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