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经营范围
发明名称
Vanne à opercule sphérique
摘要
申请公布号
FR1446683(A)
申请公布日期
1966.07.22
申请号
FR19650030897
申请日期
1965.09.09
申请人
B. C. RICHARDS & CO. PTY LTD
发明人
RICHARDS CECIL GRAHAM FRANCIS
分类号
F16K5/20
主分类号
F16K5/20
代理机构
代理人
主权项
地址
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