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发明名称
VALVULA DE BAINHA ESFERICA
摘要
申请公布号
BR8902680(A)
申请公布日期
1990.01.23
申请号
BR1989PI02680
申请日期
1989.06.07
申请人
ETABLISSEMENTS NEU
发明人
CZESLAW FRANCOIS JODLOWSKI;ANDREW MAUNDER
分类号
F16K5/20;(IPC1-7):F16K5/06
主分类号
F16K5/20
代理机构
代理人
主权项
地址
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