Respirador de cielo abierto, dotado de máscara con válvlua de aspiración de aire, gobernada automáticamente, y vávua de descarga,申请号ES19560000595U-传众专利搜索

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发明名称	Respirador de cielo abierto, dotado de máscara con válvlua de aspiración de aire, gobernada automáticamente, y vávua de descarga
摘要
申请公布号	ES59556(U)	申请公布日期	1957.05.16
申请号	ES19560000595U	申请日期	1957.04.08
申请人	GALEZZI, ROBERTO	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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