Piezoelectric acceleration sensor bolted and connected
Description
Claims
The ornamental design for a piezoelectric acceleration sensor bolted and connected, as shown and described.
Referenced Cited
U.S. Patent Documents
3591861 | July 1971 | Sonderegger |
4075525 | February 21, 1978 | Birchall |
Patent History
Patent number: D889292
Type: Grant
Filed: Oct 16, 2018
Date of Patent: Jul 7, 2020
Inventors: Yongzhong Nie (Xiamen), Tingfang Zeng (Xiamen)
Primary Examiner: Antoine Duval Davis
Application Number: 29/666,770
Type: Grant
Filed: Oct 16, 2018
Date of Patent: Jul 7, 2020
Inventors: Yongzhong Nie (Xiamen), Tingfang Zeng (Xiamen)
Primary Examiner: Antoine Duval Davis
Application Number: 29/666,770
Classifications