4. Electricity: motive power systems
  5. Motor-reversing
  6. Armature or primary circuit control

Hitoshi Maeno

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Camera driving stop apparatus

Photography – Having variable focal length of camera objective – Power zoom
Patent

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Camera remote-controlling apparatus

Patent

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Camera using secondary battery

Photography – Battery insertion/removal/depletion responsive
Patent

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Camera with self-diagnostic function

Photography – Control circuit for sequencing at least three functions
Patent

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Check apparatus for camera capable of using one of different typ

Electricity: battery or capacitor charging or discharging – Means to identify cell or battery type
Patent

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Profile ID: LFUS-PAI-P-852040

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