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发明名称
Sectional drag conveyer
摘要
申请公布号
US1948168(A)
申请公布日期
1934.02.20
申请号
US19320600291
申请日期
1932.03.21
申请人
EDWARDS ALBERT E
发明人
EDWARDS ALBERT E.
分类号
B65G37/00
主分类号
B65G37/00
代理机构
代理人
主权项
地址
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