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发明名称
Ventilanbohrschelle mit einer abnehmbaren, den Anbohrkanal abschliessenden Hilfsabsperrvorrichtung
摘要
申请公布号
DE1047548(B)
申请公布日期
1958.12.24
申请号
DE1956B040501
申请日期
1956.06.04
申请人
BOPP & REUTHER G.M.B.H.
发明人
MATTHIAS KARL
分类号
F16K3/18;F16K43/00;F16L41/06
主分类号
F16K3/18
代理机构
代理人
主权项
地址
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