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发明名称
Pohjatäyttöventtiili.
摘要
申请公布号
FI52884(C)
申请公布日期
1977.12.12
申请号
FI19700000492
申请日期
1970.02.24
申请人
K. ORAS OY,
发明人
PAASIKIVI,ERKKI
分类号
F03C1/22;F16K15/18;(IPC1-7):E03C1/00;A47K1/14;E03C1/22
主分类号
F03C1/22
代理机构
代理人
主权项
地址
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