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发明名称
Lawn trimmer
摘要
申请公布号
US2574947(A)
申请公布日期
1951.11.13
申请号
US19480044479
申请日期
1948.08.16
申请人
HELEN AGNES ALLEN
发明人
ALLEN HELEN AGNES
分类号
A01D34/404;A01D34/84
主分类号
A01D34/404
代理机构
代理人
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地址
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