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发明名称
Compass
摘要
申请公布号
US2298000(A)
申请公布日期
1942.10.06
申请号
US19420432001
申请日期
1942.02.23
申请人
FRANCIS E. VAUGHAN;ROBERT M. MCMANIGAL
发明人
EUBANKS FLOYD G.
分类号
B43L9/02
主分类号
B43L9/02
代理机构
代理人
主权项
地址
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