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发明名称
RIPPER ASSEMBLY WITH PITCH CONTROL AND INTEGRAL FRAME AND PUSH BLOCK
摘要
申请公布号
AU637228(B2)
申请公布日期
1993.05.20
申请号
AU19910076918
申请日期
1991.02.04
申请人
CATERPILLAR INC.
发明人
VISVALDIS A STEPE;CHRIS E AKINS
分类号
A01B13/08;E02F5/32
主分类号
A01B13/08
代理机构
代理人
主权项
地址
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