Ultrasonic cutter head
Latest BEIJING SMTP TECHNOLOGY CO., LTD. Patents:
Description
Claims
The ornamental design for an ultrasonic cutter head, as shown and described.
Referenced Cited
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Patent History
Patent number: D947379
Type: Grant
Filed: Jan 30, 2020
Date of Patent: Mar 29, 2022
Assignee: BEIJING SMTP TECHNOLOGY CO., LTD. (Beijing)
Inventors: Qun Cao (Beijing), Songtao Zhan (Beijing), Zhiling Dai (Beijing)
Primary Examiner: Eric L Goodman
Assistant Examiner: Lee D. Starr
Application Number: 29/722,492
Type: Grant
Filed: Jan 30, 2020
Date of Patent: Mar 29, 2022
Assignee: BEIJING SMTP TECHNOLOGY CO., LTD. (Beijing)
Inventors: Qun Cao (Beijing), Songtao Zhan (Beijing), Zhiling Dai (Beijing)
Primary Examiner: Eric L Goodman
Assistant Examiner: Lee D. Starr
Application Number: 29/722,492
Classifications
Current U.S. Class:
Cutting, Abrading, Scraping Or Puncturing (31) (D24/146)