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经营范围
发明名称
Lawn perforator
摘要
申请公布号
US2726590(A)
申请公布日期
1955.12.13
申请号
US19530351288
申请日期
1953.04.27
申请人
CLARENCE D. LAWRENCE
发明人
CAMPBELL JAMES M.
分类号
A01B45/02
主分类号
A01B45/02
代理机构
代理人
主权项
地址
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