Tooth washing instrument
The broken lines in the drawings depict portions of the tooth washing instrument that form no part of the claimed design.
Claims
The ornamental design for a tooth washing instrument, as shown and described.
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- Tooth Washing Instrument. Retrieved on Mar. 1, 2024. Retrieved from the Internet: <URL: http://www.farstar.com.cn/en/content/?191.html>.
Type: Grant
Filed: Dec 7, 2022
Date of Patent: Oct 29, 2024
Inventor: David Chang (Jiangsu)
Primary Examiner: Wan Laymon
Application Number: 29/862,199