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发明名称
SISTEMA DI IMMERSIONE IN PROFONDITA CON CIRCUITO CHIUSO DI GAS DI RESPIRAZIONE
摘要
申请公布号
IT1089474(B)
申请公布日期
1985.06.18
申请号
IT19770009601
申请日期
1977.10.21
申请人
DRAGERWERK AG
发明人
分类号
B63C11/24;B63C11/18;B63C11/20;(IPC1-7):B63C/
主分类号
B63C11/24
代理机构
代理人
主权项
地址
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