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经营范围
发明名称
Collecting and dumping assembly
摘要
申请公布号
US2504476(A)
申请公布日期
1950.04.18
申请号
US19470761228
申请日期
1947.07.16
申请人
VOLK RALPH F
发明人
VOLK RALPH F.
分类号
B28C7/08
主分类号
B28C7/08
代理机构
代理人
主权项
地址
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