4. Animal husbandry
  5. Feeding device
  6. Hopper and trough

David Aitchison

Inventor

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Poultry house confinement ring system and method

Animal husbandry – Feeding device – Hopper and trough
Patent

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Punching and binding system and elements thereof

Bookbinding: process and apparatus – Apparatus – Edge binding apparatus
Reexamination Certificate

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Punching and binding systems and elements thereof

Cutting – With product handling means – Including means to form or hold pile of product pieces
Reexamination Certificate

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Profile ID: LFUS-PAI-P-247279

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