发明名称 Process for forming notches in an irrigation lateral
摘要 A process for forming notched irrigation laterals uses a construction laser adapted to propagate radiation along a planar path, and a device that both detects the radiation and is used to manually form notches in the lateral. The laser is positioned relative to the longitudinal axis of the lateral so as to minimize optical interference during the formation process.
申请公布号 US5248217(A) 申请公布日期 1993.09.28
申请号 US19920933773 申请日期 1992.08.24
申请人 SMITH, DON P. 发明人 SMITH, DON P.
分类号 E02B13/00 主分类号 E02B13/00
代理机构 代理人
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