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Wenzhou, China
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Wenzhou Zhengyuan Electronics – 2024305767743 mosquito-repellent wristband (illuminated anti-mosquito aromatherapy ESD) – design patent certificate
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2020301730277 – design patent certificate (stamped)
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2020301730277 – certificate (VD12 design patent)
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A leakage detection pen for power equipment (utility model purchased)
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Multifunctional test pen – certificate (301 design patent)
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Wenzhou Zhengyuan Electronics_2023307995612_test pen (1)_design patent certificate_20240614084058_(1)
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202123141991X – utility model patent certificate (stamped) (1)
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2020301730277 – certificate (VD12 design patent (1)
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Car test pen (EW168 design patent) (1)
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A cable stripping recovery device (utility model purchased)
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2021307398913 – Design patent certificate (stamped) (3)
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202123141991X – utility model patent certificate (stamped)
PDF
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