4. Etching a substrate: processes
  5. Gas phase etching of substrate

Citizen Holdings Co. Ltd.

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Analog electronic watch

Horology: time measuring systems or devices – Chronological – With mechanical or electromechanical driven display
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Antenna and radio-wave receiving device provided with antenna

Communications: radio wave antennas – Antennas – Including magnetic material
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Autofocus device detecting focus point with liquid crystal lens

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
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Automatic focusing apparatus and optical device

Television – Camera – system and detail – Optics
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Automatic lathe

Turning – Lathe
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