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发明名称
ROTARY MECHANICAL FACE SEALS
摘要
申请公布号
GB1594835(A)
申请公布日期
1981.08.05
申请号
GB19770039138
申请日期
1977.09.20
申请人
CRANE PACKING LTD
发明人
分类号
F16J15/34;B28B3/02;F16J15/30;F16J15/38;(IPC1-7):F16J15/16
主分类号
F16J15/34
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代理人
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