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I claim the ornamental design for a dental hygiene teaching apparatus or the like, as shown and described. |
FIG. 1 is a front perspective view of a dental hygiene teaching apparatus showing my new design;
FIG. 2 is a side elevational view thereof.
FIG. 3 is an end elevational view.
FIG. 4 is a rear perspective view thereof.
FIG. 5 is a plan view thereof.
FIG. 6 is an end elevational view thereof.
Patent | Priority | Assignee | Title |
D837381, | Dec 28 2016 | The University of Hong Kong | Dental wear simulator |
Patent | Priority | Assignee | Title |
3740854, |
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