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经营范围
发明名称
DOCKBOARD
摘要
申请公布号
US3584324(A)
申请公布日期
1971.06.15
申请号
USD3584324
申请日期
1968.12.16
申请人
JOHN A. MERRICK
发明人
JOHN A. MERRICK
分类号
B65G69/28;(IPC1-7):B65G11/00
主分类号
B65G69/28
代理机构
代理人
主权项
地址
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