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发明名称
Lawn mower cutting blade
摘要
申请公布号
US2836029(A)
申请公布日期
1958.05.27
申请号
US19560618349
申请日期
1956.10.25
申请人
JOHN JOHNSON ALEXANDER
发明人
JOHNSON ALEXANDER JOHN
分类号
A01D34/63
主分类号
A01D34/63
代理机构
代理人
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地址
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