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经营范围
发明名称
A ventilator head for the ventilating shafts of tanks in ships
摘要
申请公布号
GB845625(A)
申请公布日期
1960.08.24
申请号
GB19580035800
申请日期
1958.11.07
申请人
WILLEM NUIS
发明人
分类号
B63J2/10;F23L17/02
主分类号
B63J2/10
代理机构
代理人
主权项
地址
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