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经营范围
发明名称
MECHANICAL SEAL
摘要
申请公布号
JPS5533908(A)
申请公布日期
1980.03.10
申请号
JP19780104592
申请日期
1978.08.28
申请人
ARAI PUMP MFG
发明人
WASHIDA AKIRA
分类号
F16J15/34
主分类号
F16J15/34
代理机构
代理人
主权项
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