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发明名称
Boom locking apparatus for a back hoe
摘要
申请公布号
US2873871(A)
申请公布日期
1959.02.17
申请号
US19550519986
申请日期
1955.07.05
申请人
J. P. WAITE, INC.
发明人
WAITE JOHN P.
分类号
E02F3/32;E02F3/38;E02F3/42;E02F9/24
主分类号
E02F3/32
代理机构
代理人
主权项
地址
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