METHOD OF PLACING CONCRETE USING VACUUM,申请号JP19750153389-传众专利搜索

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发明名称	METHOD OF PLACING CONCRETE USING VACUUM
摘要
申请公布号	JPS5277425(A)	申请公布日期	1977.06.29
申请号	JP19750153389	申请日期	1975.12.24
申请人	HARA YASUHIRO	发明人	HARA YASUHIRO
分类号	E04G21/06;B28B11/00	主分类号	E04G21/06
代理机构		代理人
主权项
地址

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