73522585
Feb 19, 1985
Aug 6, 1985
CONTECH ENGINEERED SOLUTIONS LLC
Active Trademark
A SYSTEM OF INTERLOCKING CONCRETE BLOCKS ASSEMBLED INTO LARGE MATS BY MEANS OF CABLES LACED THROUGH TUNNELS CAST INTO THE BLOCKS USED FOR EROSION CONTROL AND OTHER CIVIL AND HYDRAULIC ENGINEERING APPLICATIONS
Nonmetallic Building Materials