4. Animal husbandry
  5. Watering or liquid feed device
  6. Temperature-controlling

Walter H. Liff

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Animal watering apparatus

Animal husbandry – Watering or liquid feed device – Temperature-controlling
Patent

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Bird watering apparatus

Animal husbandry – Entomological culture device – Egg treatment – production – or storage
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Profile ID: LFUS-PAI-P-1176289

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