4. Animal husbandry
  5. Feeding device
  6. For aquatic animal; e.g., a fish, etc.

Clarence Johnson

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Automatic aquatic food and water delivery device

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

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Block puzzle

Amusement devices: games – Puzzles – Take-aparts and put-togethers
Patent

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Block puzzle

Amusement devices: games – Puzzles – Take-aparts and put-togethers
Patent

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Force transducer

Measuring and testing – Dynamometers – Responsive to force
Patent

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Profile ID: LFUS-PAI-P-600519

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