Swimming face mask with periscope,申请号US19580776644-传众专利搜索

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发明名称	Swimming face mask with periscope
摘要
申请公布号	US2909959(A)	申请公布日期	1959.10.27
申请号	US19580776644	申请日期	1958.11.26
申请人	GIRDEN BARNEY B	发明人	GIRDEN BARNEY B.
分类号	B63C11/16;G02B23/00	主分类号	B63C11/16
代理机构		代理人
主权项
地址

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