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

Hung Yu Cheng

B - Operations – Transporting – 42 – F

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Inventor

Country: China

A lever for a ring mechanism

B - Operations – Transporting – 42 – F
Patent

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A lever for a ring mechanism

B - Operations – Transporting – 42 – F
Patent

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A lever-arch type file mechanism

B - Operations – Transporting – 42 – F
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A plate clamper with a handle for releasing a holder

B - Operations – Transporting – 42 – F
Patent

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A ring binder mechanism with a sliding hinge plate

B - Operations – Transporting – 42 – F
Patent

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A plate clamper with a handle for releasing a holder

B - Operations – Transporting – 42 – F
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

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Profile ID: LFCA-PAI-P-1257799

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