4. B - Operations, Transporting
  5. 42
  6. F

Wing Yiu Ng

B - Operations – Transporting – 42 – F

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Details

Inventor

Country: China

A ring binder mechanism

B - Operations – Transporting – 42 – F
Patent

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Fastening system for a ring binder mechanism

B - Operations – Transporting – 42 – F
Patent

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Ring binder having a clip

B - Operations – Transporting – 42 – F
Patent

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Ring binder mechanism

B - Operations – Transporting – 42 – F
Patent

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Ring binder mechanism having plastic housing

B - Operations – Transporting – 42 – F
Patent

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Profile ID: LFCA-PAI-P-1503206

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