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发明名称
Ground working implement
摘要
申请公布号
US2351830(A)
申请公布日期
1944.06.20
申请号
US19420453908
申请日期
1942.08.06
申请人
KILLEFER MANUFACTURING CORPORATION
发明人
MITCHELL ROLLIE H.;MCKAY WILLIAM R.
分类号
E02F3/64;E02F9/02
主分类号
E02F3/64
代理机构
代理人
主权项
地址
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