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发明名称
Tightening apparatus for typewriter mountings
摘要
申请公布号
US2653067(A)
申请公布日期
1953.09.22
申请号
US19510244226
申请日期
1951.08.29
申请人
SHAW-WALKER COMPANY
发明人
PAGE JOHN H.
分类号
A47B21/02
主分类号
A47B21/02
代理机构
代理人
主权项
地址
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