The ornamental design for a combined jumpercablecontrolbox and meter, substantially as shown and described.
FIG. 1 is a perspective view of a combined jumper cable control box and
meter, with associated cables and terminal clamps being shown in broken
lines for illustrative purposes only and form no part of the claimed
design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a side elevational view thereof, the two sides being
substantially identical;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a rear elevational view thereof, the two ends being substantially
identical.