Method and apparatus for the manufacture of hollow bodies of reenforced concrete,申请号US19340709879-传众专利搜索

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发明名称	Method and apparatus for the manufacture of hollow bodies of reenforced concrete
摘要
申请公布号	US2048253(A)	申请公布日期	1936.07.21
申请号	US19340709879	申请日期	1934.02.05
申请人	EUGENE FREYSSINET	发明人	FREYSSINET EUGENE
分类号	B28B23/12	主分类号	B28B23/12
代理机构		代理人
主权项
地址

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