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经营范围
发明名称
Web end control
摘要
申请公布号
US3146431(A)
申请公布日期
1964.08.25
申请号
US19580750248
申请日期
1958.07.22
申请人
THE DOW CHEMICAL COMPANY
发明人
BETTS ROSS C.
分类号
B65B57/02
主分类号
B65B57/02
代理机构
代理人
主权项
地址
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