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发明名称
Writing and drawing implement
摘要
申请公布号
US2595097(A)
申请公布日期
1952.04.29
申请号
US19470790457
申请日期
1947.12.09
申请人
BEECH AIRCRAFT CORPORATION
发明人
PAUL LEWIS A.
分类号
B43K5/06
主分类号
B43K5/06
代理机构
代理人
主权项
地址
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