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EMC 认证证书 — Multimeter (61326)

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2020301730277 – 外观设计专利证书 (stamped)

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A multi-purpose electrician repair tool_EW911 实用新型专利 details

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2020301730277 – 证书 (VD12 外观设计专利 (1)

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Wenzhou Zhengyuan Electronics – 2024305504714 test pen (1) – 外观设计专利证书 (1)

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CE — EU 电池指令 (CN)

CE — EU 电池指令 (CN)

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MSDS — Carbon-Zinc AAA Battery (Huadao)

MSDS — Carbon-Zinc AAA Battery (Huadao)

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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 – 外观设计专利证书 (stamped) (3)

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Wenzhou Zhengyuan Electronics – 2023228104788 clip-type induction color test pen – Niu Chunjiu – 20240618 – 实用新型专利证书 (1)

Wenzhou Zhengyuan Electronics – 2023228104788 clip-type induction color test pen – Niu Chunjiu – 20240618 – 实用新型专利证书 (1)

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301 实用新型专利

301 实用新型专利

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Wenzhou Zhengyuan Electronics – 2023306744585 clip-type induction color test pen – Niu Chunjiu – 20240507 – 外观设计专利证书 (1)

Wenzhou Zhengyuan Electronics – 2023306744585 clip-type induction color test pen – Niu Chunjiu – 20240507 – 外观设计专利证书 (1)

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