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发明名称
Safety attachment for cutter bars
摘要
申请公布号
US2589553(A)
申请公布日期
1952.03.18
申请号
US19490098789
申请日期
1949.06.13
申请人
AMMON KESSELRING
发明人
KESSELRING AMMON
分类号
A01D34/24
主分类号
A01D34/24
代理机构
代理人
主权项
地址
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