4. Implements or apparatus for applying pushing or pulling force
  5. Apparatus for hauling or hoisting load, including driven...
  6. Device includes rotatably driven, cable contacting drum

Jeong-Hun Shin

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Bi-directional optical-amplifier module

Optical: systems and elements – Optical amplifier – Optical fiber
Reexamination Certificate

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Wire-twisting prevention device of lifting reel with...

Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – Device includes rotatably driven – cable contacting drum
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2272808

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