发明名称 TAMPING TOOL
摘要 <p>A tamping tool is described comprising a shank and a tool mounted on the lower edge of the shank. The foot has front, rear, upper and lower faces and side edges spaced from the shank. One of the side edges is of greater thickness than the other and the upper and lower faces taper gradually from one side edge to the other side edge.</p>
申请公布号 CA1101276(A) 申请公布日期 1981.05.19
申请号 CA19780311578 申请日期 1978.09.19
申请人 CANRON CORP. 发明人 STEWART, JOHN K.
分类号 E01B27/16;(IPC1-7):01B27/12 主分类号 E01B27/16
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