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发明名称
Harrows
摘要
申请公布号
US3255831(A)
申请公布日期
1966.06.14
申请号
US19640376311
申请日期
1964.06.17
申请人
KIRKPATRICK JR JOHN H
发明人
JR. JOHN H. KIRKPATRICK,
分类号
A01B19/02
主分类号
A01B19/02
代理机构
代理人
主权项
地址
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