Combined signal transmission device and detonating cord for blasting assembly
FIG. 1 is a side elevational view of a combined signal transmission device and detonating cord for blasting assembly with the side loop omitted showing my new design; 
     FIG. 2 is a front perspective view thereof; 
     FIG. 3 is a rear perspective view thereof; 
     FIG. 4 is a side elevational view thereof with the side loop; and, 
     FIG. 5 is a side elevational view thereof without the side loop.