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发明名称
ROTARY AIR LOCK VALVE
摘要
申请公布号
GB8327365(D0)
申请公布日期
1983.11.16
申请号
GB19830027365
申请日期
1983.10.13
申请人
BURTON, J A
发明人
分类号
B65G53/46;(IPC1-7):B65G53/46
主分类号
B65G53/46
代理机构
代理人
主权项
地址
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