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发明名称
REEL HUB
摘要
申请公布号
US3521828(A)
申请公布日期
1970.07.28
申请号
USD3521828
申请日期
1968.01.08
申请人
EX CELL O CORP.
发明人
WILLIAM G. CAMPBELL JR.
分类号
G06K13/26;G11B15/66;(IPC1-7):B65H17/02;B65H75/14
主分类号
G06K13/26
代理机构
代理人
主权项
地址
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