Electrical dental calculus remover

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Description

FIG. 1 is a first perspective view showing an electrical dental calculus remover showing my new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof; and,

FIG. 9 is an enlarged view of portion 9 in FIG. 2.

Claims

The ornamental design for an electrical dental calculus remover, as shown and described.

Referenced Cited
U.S. Patent Documents
D278764 May 14, 1985 Olsen
6422867 July 23, 2002 Lang
D548334 August 7, 2007 Izumi
D711542 August 19, 2014 Pierson
D806228 December 26, 2017 Yan
D832422 October 30, 2018 Kohler
D855182 July 30, 2019 Ma
D865177 October 29, 2019 Liu
20130145567 June 13, 2013 Haynes
Patent History
Patent number: D884893
Type: Grant
Filed: Sep 17, 2018
Date of Patent: May 19, 2020
Inventor: Zongjie Ma (Shenzhen)
Primary Examiner: Wan Laymon
Assistant Examiner: Clint A Samuel
Application Number: 29/663,630
Classifications
Current U.S. Class: Dental (33) (D24/152); D4/108