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The ornamental design for an orthodontic appliance, as shown and described. |
FIG. 1 is a perspective view of an orthodontic appliance, showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof, the left side being a mirror image;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a front elevational view thereof.
Lynn, Jack M., Collins, Jr., John A.
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D311579, | Jan 04 1988 | Orthodontic appliance | |
D777929, | Jul 26 2014 | R-Appliance |
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