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经营范围
发明名称
Charging and closing apparatus for concrete mixers
摘要
申请公布号
US2688472(A)
申请公布日期
1954.09.07
申请号
US19510249294
申请日期
1951.10.02
申请人
CHAIN BELT COMPANY
发明人
LENDVED JOHN W.;BUELOW WILLIAM H.
分类号
B28C5/42
主分类号
B28C5/42
代理机构
代理人
主权项
地址
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