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发明名称
Guard for rotary mowers
摘要
申请公布号
US2914902(A)
申请公布日期
1959.12.01
申请号
US19560621653
申请日期
1956.11.13
申请人
BEYMER FRANK R
发明人
BEYMER FRANK R.
分类号
A01D34/82
主分类号
A01D34/82
代理机构
代理人
主权项
地址
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