Channeled metallic structure,申请号US19420443049-传众专利搜索

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发明名称	Channeled metallic structure
摘要
申请公布号	US2338467(A)	申请公布日期	1944.01.04
申请号	US19420443049	申请日期	1942.05.15
申请人	TENCH JOHN R	发明人	TENCH JOHN R.
分类号	E04C2/42	主分类号	E04C2/42
代理机构		代理人
主权项
地址

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