PTC ceramic heater
Description
The broken lines shown in the drawings illustrate portions of the PTC ceramic heater that form no part of the claimed design.
Claims
The ornamental design for a PTC ceramic heater, as shown and described.
Referenced Cited
U.S. Patent Documents
Patent History
Classifications
Current U.S. Class:
Heating Element Protected By Grille, Grid, Etc. (D23/335)