Breathing apparatus for divers,申请号US19530381303-传众专利搜索

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法人/股东/高管

发明名称	Breathing apparatus for divers
摘要
申请公布号	US2839053(A)	申请公布日期	1958.06.17
申请号	US19530381303	申请日期	1953.09.21
申请人	LORENZ ROBERT L	发明人	LORENZ ROBERT L.
分类号	B63C11/18;B63C11/22	主分类号	B63C11/18
代理机构		代理人
主权项
地址

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