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发明名称
Grass trimmer
摘要
申请公布号
US2587393(A)
申请公布日期
1952.02.26
申请号
US19500138223
申请日期
1950.01.12
申请人
WALTER A. SHAFFER
发明人
SHAFFER BENJAMIN HARRISON
分类号
A01D69/00
主分类号
A01D69/00
代理机构
代理人
主权项
地址
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