Method for making concrete building units,申请号US19460700501-传众专利搜索

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发明名称	Method for making concrete building units
摘要
申请公布号	US2453223(A)	申请公布日期	1948.11.09
申请号	US19460700501	申请日期	1946.10.01
申请人	THE CEMENSTONE CORPORATION	发明人	HENDERSON ALBERT
分类号	B28B7/00;B28B7/36	主分类号	B28B7/00
代理机构		代理人
主权项
地址

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