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发明名称
Improved gas-stabilised heads for recording apparatus and the like
摘要
申请公布号
GB764434(A)
申请公布日期
1956.12.28
申请号
GB19550001749
申请日期
1955.01.20
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
G11B5/48;G11B5/60
主分类号
G11B5/48
代理机构
代理人
主权项
地址
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