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经营范围
发明名称
Improved sack elevator
摘要
申请公布号
GB384896(A)
申请公布日期
1932.12.15
申请号
GB19320012466
申请日期
1932.04.30
申请人
WALTER ARNDT
发明人
分类号
B66F9/02
主分类号
B66F9/02
代理机构
代理人
主权项
地址
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