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

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

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Test pen – 外观设计专利证书 (58 外观设计专利) (1)

Test pen – 外观设计专利证书 (58 外观设计专利) (1)

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BJXS232766I Henan Biaoniu 400001 – 发明专利证书 (1)

BJXS232766I Henan Biaoniu 400001 – 发明专利证书 (1)

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2021307398913 – 专利证书 (new 12 外观设计专利) (1)

2021307398913 – 专利证书 (new 12 外观设计专利) (1)

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

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

PDF

Test pen – 外观设计专利证书 (58 外观设计专利)

Test pen – 外观设计专利证书 (58 外观设计专利)

PDF

A multifunctional test pen repair tool 证书 (301 实用新型专利)

A multifunctional test pen repair tool 证书 (301 实用新型专利)

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2021307398913 – 专利证书 (new 12 外观设计专利)

2021307398913 – 专利证书 (new 12 外观设计专利)

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