The broken lines showing various features in the figures represent portions of the dental scaler with display that form no part of the claimed design.
The broken lines showing various features in the figures represent portions of the dental scaler with display that form no part of the claimed design.
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D661399 | Wang | Jun 2012 | S |
8314605 | Pruckner | Nov 2012 | B2 |
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20160038257 | Eder | Feb 2016 | A1 |