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经营范围
发明名称
BALL VALVE
摘要
申请公布号
JPS5318034(A)
申请公布日期
1978.02.18
申请号
JP19770091493
申请日期
1977.08.01
申请人
SHELL INT RESEARCH
发明人
GOODON JIYOOJI SAMAAZU
分类号
F16K5/06
主分类号
F16K5/06
代理机构
代理人
主权项
地址
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