Combined voice panel and gun port,申请号US19320634123-传众专利搜索

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发明名称	Combined voice panel and gun port
摘要
申请公布号	US1928013(A)	申请公布日期	1933.09.26
申请号	US19320634123	申请日期	1932.09.21
申请人	ST. LOUIS BANK BUILDING & EQUIPMENT COMPANY	发明人	GANDER JOSEPH B.
分类号	F41A27/10;F41H5/26	主分类号	F41A27/10
代理机构		代理人
主权项
地址

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