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发明名称
DATA PROCESSING MAGNETIC TAPE CARTRIDGE
摘要
申请公布号
US3620475(A)
申请公布日期
1971.11.16
申请号
USD3620475
申请日期
1968.12.30
申请人
EDWARD MICHAEL PENN
发明人
EDWARD MICHAEL PENN
分类号
G11B23/027;(IPC1-7):G11B23/04
主分类号
G11B23/027
代理机构
代理人
主权项
地址
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