Snorkel with whistle attached thereto,申请号US19610094732-传众专利搜索

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发明名称	Snorkel with whistle attached thereto
摘要
申请公布号	US3139087(A)	申请公布日期	1964.06.30
申请号	US19610094732	申请日期	1961.03.10
申请人	LIBERATORE FRANK V	发明人	LIBERATORE FRANK V.
分类号	B63C11/20;B63C11/26	主分类号	B63C11/20
代理机构		代理人
主权项
地址

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