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发明名称
Elevating grader
摘要
申请公布号
US2248709(A)
申请公布日期
1941.07.08
申请号
US19400336149
申请日期
1940.05.20
申请人
SERVIS EQUIPMENT COMPANY
发明人
JARMIN JAMES B.
分类号
B65G41/00;E02F3/76
主分类号
B65G41/00
代理机构
代理人
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地址
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