The ornamental design for an orthodonticappliancetrimmingassembly, as shown and described.
FIG. 1 is an enlarged top perspective view of an orthodontic appliance trimming assembly.
FIG. 2 is an enlarged bottom perspective view of the trimming assembly of FIG. 1;
FIG. 3 is a top plan view of the trimming assembly of FIG. 1
FIG. 4 is a left side view of the trimming assembly of FIG. 1;
FIG. 5 is a right side view of the trimming assembly of FIG. 1;
FIG. 6 is a front view of the trimming assembly of FIG. 1;
FIG. 7 is a rear view of the trimming assembly of FIG. 1;
FIG. 8 is a bottom plan view of the trimming assembly of FIG. 1; and,
FIG. 9 is a perspective assembly view of the trimming assembly of FIG. 1 having an orthodontic appliance for trimming positioned over the trimming assembly.
The broken lines shown in the drawings are included for the purpose of illustrating portions and environmental elements of the orthodontic appliance trimming assembly and form no part of the claimed design.