发明名称 Grader
摘要 A road surface conditioning machine having an adjustable height shearing blade, side delivery blades, a gauge to indicate the depth of cut of said shearing blade, and an adjustable height striker blade to spread the material cut by the shearing blade and side delivery blades, the leading end of the shearing blade being adjustable in height with respect to the trailing end.
申请公布号 US5330287(A) 申请公布日期 1994.07.19
申请号 US19920887081 申请日期 1992.05.22
申请人 CONSTANTIN, WALTER P. 发明人 CONSTANTIN, WALTER P.
分类号 E01C23/082;(IPC1-7):E01C23/12 主分类号 E01C23/082
代理机构 代理人
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