发明名称 |
NARROW TRENCHES DRILLING SYSTEM IN HYDRAULIC OR ASPHALTIC. |
摘要 |
CONCRETE IN STREETS FOR THE UNDERGROUND CABLE INSTALLATION AND REFILL METHOD The present invention provides an apparatus and a system to drill narrower trenches than the ones currently made, in concrete, hydraulic or asphaltic pavements in streets and/or sidewalks, for the installation of cables and its refill method.
|
申请公布号 |
MXPA01006836(A) |
申请公布日期 |
2003.01.23 |
申请号 |
MX2001PA06836 |
申请日期 |
2001.07.04 |
申请人 |
FERNANDO GUERRERO PESQUEIRA. |
发明人 |
FERNANDO GUERRERO PESQUEIRA. |
分类号 |
B28D1/14;H02G9/00;(IPC1-7):B28D1/14 |
主分类号 |
B28D1/14 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|