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发明名称
Tongue latch for two-way plow
摘要
申请公布号
US2706438(A)
申请公布日期
1955.04.19
申请号
US19520280977
申请日期
1952.04.07
申请人
PURSCHE HARRY A
发明人
PURSCHE HARRY A.
分类号
A01B3/30
主分类号
A01B3/30
代理机构
代理人
主权项
地址
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