Concrete mixing apparatus,申请号US19300501397-传众专利搜索

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发明名称	Concrete mixing apparatus
摘要
申请公布号	US1903416(A)	申请公布日期	1933.04.04
申请号	US19300501397	申请日期	1930.12.10
申请人	CHAIN BELT COMPANY	发明人	LINDOW RUDOLPH F.
分类号	B28C5/08	主分类号	B28C5/08
代理机构		代理人
主权项
地址

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