发明授权
US2601776A Method of determining soil pressures produced on the soil working surfaces of ground engaging tools 失效
确定地面接合工具土壤工作面土壤压力的方法

  • 专利标题: Method of determining soil pressures produced on the soil working surfaces of ground engaging tools
  • 专利标题(中): 确定地面接合工具土壤工作面土壤压力的方法
  • 申请号: US11403549
    申请日: 1949-09-03
  • 公开(公告)号: US2601776A
    公开(公告)日: 1952-07-01
  • 发明人: FREVIK RALPH C
  • 申请人: DEARBORN MOTORS CORP
  • 专利权人: Dearborn Motors Corp
  • 当前专利权人: Dearborn Motors Corp
  • 优先权: US11403549 1949-09-03
  • 主分类号: G01L1/00
  • IPC分类号: G01L1/00 G01L5/00
Method of determining soil pressures produced on the soil working surfaces of ground engaging tools
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