4. Optical: systems and elements
  5. Lens
  6. With support

Chae Min Ju

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Position control unit for lens of optical pickup device

Optical: systems and elements – Lens – With support
Reexamination Certificate

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Slim-type optical pick-up actuator for recording/reproducing...

Dynamic information storage or retrieval – With servo positioning of transducer assembly over track... – Optical servo system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2729942

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