About Haifeng Cai
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OBTENO by Haifeng Cai (Track this)
Intl: (011) Environmental control apparatus US: 013; 021; 023; 024; 031; 034 Filing date: 24-Sep-2024 Serial number: 98768144
IC by HAIFENG CAI (Track this)
Intl: (009) Electrical and scientific apparatus US: 021; 023; 026; 036; 038 Filing date: 02-Aug-2019 Serial number: 88562114