Medium and high frequency piezoelectric acceleration sensor with bolt installation
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Description
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Claims
The ornamental design for an medium and high frequency piezoelectric acceleration sensor with bolt installation, as shown and described.
Referenced Cited
U.S. Patent Documents
3591861 | July 1971 | Sonderegger |
4075525 | February 21, 1978 | Birchall |
Patent History
Patent number: D883827
Type: Grant
Filed: Oct 17, 2018
Date of Patent: May 12, 2020
Assignee: FATRI UNITED TESTING & CONTROL (QUANZHOU) TECHNOLOGIES CO., LTD.
Inventors: Yongzhong Nie (Xiamen), Tingfang Zeng (Xiamen)
Primary Examiner: Antoine Duval Davis
Application Number: 29/666,950
Type: Grant
Filed: Oct 17, 2018
Date of Patent: May 12, 2020
Assignee: FATRI UNITED TESTING & CONTROL (QUANZHOU) TECHNOLOGIES CO., LTD.
Inventors: Yongzhong Nie (Xiamen), Tingfang Zeng (Xiamen)
Primary Examiner: Antoine Duval Davis
Application Number: 29/666,950
Classifications