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发明名称
UN APARATO REGULADOR DE LA RESPIRACIoN EN INMERSIONES ACUáTICAS
摘要
申请公布号
ES231378(A3)
申请公布日期
1957.03.01
申请号
ES19780002313
申请日期
1956.10.09
申请人
VLARRUBIS FERRANDO, JUAN;VILARRUBIS FERRANDO, PEDRO
发明人
分类号
(IPC1-7):B63
主分类号
(IPC1-7):B63
代理机构
代理人
主权项
地址
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