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发明名称
Screw feeding devices
摘要
申请公布号
US4993539(A)
申请公布日期
1991.02.19
申请号
US19890389229
申请日期
1989.09.18
申请人
STOCKRAIL INTERNATIONAL LIMITED
发明人
DUCE, EDWARD C.
分类号
B65G33/02
主分类号
B65G33/02
代理机构
代理人
主权项
地址
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