US D312682 S
FIG. 1 is a left front perspective of a heater for plastic or polyvinyl chloride conduit, showing our new design;
FIG. 2 is a front elevational view, thereof;
FIG. 3 is a rear elevational view, thereof;
FIG. 4 is a top plan view, thereof;
FIG. 5 is a bottom plan view, thereof;
FIG. 6 is a left end elevational view thereof;
FIG. 7 is a right end elevational view thereof; and
FIG. 8 is a front elevational view thereof, with the conduit support subframe in extended condition.
The representation of the piece of polyvinyl chloride conduit shown in broken lines in FIG. 8 is included solely for purposes of illustration, and forms no part of the claimed design.