Handle for Handheld Appliance

FIG. 1 is a front perspective view of an ornamental design for a handle for handheld appliance according to the present invention; FIG. 2 is a front elevational view of the handle for handheld appliance of FIG. 1 ; FIG. 3 is a rear elevational view of the handle for handheld appliance of FIG. 1 ; FIG. 4 is a right side elevational view of the handle for handheld appliance of FIG. 1 ; FIG. 5 is a left side elevational view of the handle for handheld appliance of FIG. 1 ; FIG. 6 is a top plan view of the handle for handheld appliance of FIG. 1 ; and, FIG. 7 is a bottom plan view of the handle for handheld appliance of FIG. 1 . The broken line showing on the top, circular feature in the drawings depicts environment and forms no part of the claimed design. All other broken lines depict portions of the handle for handheld appliance that form no part of the claimed design.