Bridge and mobile launching structure therefor,申请号US19450599040-传众专利搜索

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发明名称	Bridge and mobile launching structure therefor
摘要
申请公布号	US2556175(A)	申请公布日期	1951.06.12
申请号	US19450599040	申请日期	1945.06.12
申请人	FROST LESTER P	发明人	FROST LESTER P.
分类号	E01D15/127	主分类号	E01D15/127
代理机构		代理人
主权项
地址

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