4. Boring or penetrating the earth
  5. Boring without earth removal
  6. Combined with earth removal

Kai Leung Yung

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Corer-grinder

Boring or penetrating the earth – Boring without earth removal – Combined with earth removal
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Vertical micro-injection machine

Plastic article or earthenware shaping or treating: apparatus – Female mold and charger to supply fluent stock under... – With means to evacuate mold or provide controlled environment
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2814747

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