4. Movable or removable closures
  5. Mounted for optional movements
  6. One closure movable separately from or with other closure

Christopher P. Kirk

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Automated optical linewidth measurement

Optics: measuring and testing – By configuration comparison – With photosensitive film or plate
Patent

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Automatic animal feeder

Animal husbandry – Feeder or waterer – Timed or automatic
Patent

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Automatic feeder for fish or birds

Animal husbandry – Feeder or waterer – Timed or automatic
Patent

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Cat flap

Building units and construction elements – Prefabricated unit – Closure
Patent

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Dispensing device

Animal husbandry – Feeding device – For aquatic animal; e.g. – a fish – etc.
Patent

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Profile ID: LFUS-PAI-P-34012

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