4. Tools
  5. Wrench, screwdriver, or driver therefor
  6. Handle clutched to head

Hui-Chen Liao

Inventor

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Bidirectional ratchet wrench with a ratchet assembly

Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
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Cabinet safety device

Supports: cabinet structure – Gang-bar type locking or latching means – Concealed
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Cart with auxiliary wheels

Land vehicles – Wheeled – Stable vehicles – handle-propelled
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Ratchet screwdriver

Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
Reexamination Certificate

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Socket for a wrench

Tools – Wrench – screwdriver – or driver therefor – Rigid jaws
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Profile ID: LFUS-PAI-P-2577046

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