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Datasheets, certificates and product documents for your technical and sourcing teams.

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202123141991X – utility model patent certificate (stamped) (1)

202123141991X – utility model patent certificate (stamped) (1)

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2020301730277 – certificate (VD12 design patent (1)

2020301730277 – certificate (VD12 design patent (1)

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Car test pen (EW168 design patent) (1)

Car test pen (EW168 design patent) (1)

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A cable stripping recovery device (utility model purchased)

A cable stripping recovery device (utility model purchased)

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2021307398913 – Design patent certificate (stamped) (3)

2021307398913 – Design patent certificate (stamped) (3)

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202123141991X – utility model patent certificate (stamped)

202123141991X – utility model patent certificate (stamped)

PDF

Wenzhou Zhengyuan Electronic – 2023228104788 clip-type induction color test pen – Niu Chunjiu – 20240618 – utility model patent certificate (1)

Wenzhou Zhengyuan Electronic – 2023228104788 clip-type induction color test pen – Niu Chunjiu – 20240618 – utility model patent certificate (1)

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Car test pen (EW168 design patent)

Car test pen (EW168 design patent)

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