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发明名称
Method and apparatus for conducting air breathing diving operations
摘要
申请公布号
GB2217367(A)
申请公布日期
1989.10.25
申请号
GB19890010558
申请日期
1989.05.08
申请人
* OCEAN TECHNICAL SERVICES LIMITED
发明人
DAVID WILLIAM * KIRKLEY;MALCOLM * JOHNSON
分类号
B63C11/32;B63C11/44
主分类号
B63C11/32
代理机构
代理人
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地址
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