4. Animal husbandry
  5. Watering or liquid feed device
  6. Fountains and troughs

H. W. Hart Mfg. Co.

Corporate Assignee

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Latching valve for extendible watering system for fowls

Valves and valve actuation – With means for blocking or disabling actuator – Released by non-valving actuator motion
Patent

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Poultry watering device

Animal husbandry – Milkers – With signals – indicators – registers – and timers
Patent

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Poultry watering device

Animal husbandry – Watering or liquid feed device – Fountains and troughs
Patent

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Poultry watering device

Animal husbandry – Watering or liquid feed device – Fountains and troughs
Patent

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System for and method of feeding fowl

Animal husbandry – Feeding device – Timer-controlled
Patent

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