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发明名称
DYNAMIC PRESSURE NON-CONTACT TYPE MECHANICAL SEAL
摘要
申请公布号
JPH0450559(A)
申请公布日期
1992.02.19
申请号
JP19900160469
申请日期
1990.06.18
申请人
NIPPON PILLAR PACKING CO LTD
发明人
SHIMIZU TADAYUKI;FUSE TOSHIHIKO
分类号
F16J15/34
主分类号
F16J15/34
代理机构
代理人
主权项
地址
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