About Dongguan Longjoin Electronics Co Ltd
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APB DYNASONICS by DONGGUAN LONGJOIN ELECTRONICS CO., LTD. (Track this)
Intl: (009) Electrical and scientific apparatus US: 021; 023; 026; 036; 038 Filing date: 17-Mar-2022 Serial number: 97316723
APB DYNASONICS by DONGGUAN LONGJOIN ELECTRONICS CO., LTD. (Track this)
Intl: (009) Electrical and scientific apparatus US: 021; 023; 026; 036; 038 Filing date: 14-Sep-2018 Serial number: 88117701