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发明名称
VENTIL FOER VAKUUMAVLOPP
摘要
申请公布号
FI54173(C)
申请公布日期
1978.10.10
申请号
FI19730003474
申请日期
1973.11.12
申请人
OY WAERTSILAE AB
发明人
VARIS MARTTI;NORDBERG KRISTER
分类号
F16K7/07;E03F1/00;F16K7/06;(IPC1-7):E03D11/00
主分类号
F16K7/07
代理机构
代理人
主权项
地址
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