Automatic exhaust valve for underwater respiration apparatus,申请号US19580706990-传众专利搜索

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发明名称	Automatic exhaust valve for underwater respiration apparatus
摘要
申请公布号	US3062207(A)	申请公布日期	1962.11.06
申请号	US19580706990	申请日期	1958.01.03
申请人	ALBERTO NOVELLI;PIETRO BUGGIANI	发明人	NOVELLI ALBERTO;BUGGIANI PIETRO
分类号	B63C11/22;F16K24/04	主分类号	B63C11/22
代理机构		代理人
主权项
地址

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