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US4474137A
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Broiler rearing unit
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GB2050137A
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Battery cage cleaning apparatus
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DE3017918A1
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Poultry battery floor cleaning mechanism - includes scrapers with supports moved underneath belt, forming floor under row of cages
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Livestock feeding appliances
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Hoppers for supplying food to livestock feeding troughs
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US3672485A
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Egg collecting apparatus
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Animal feed trough
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GB1320321A
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Egg collecting apparatus
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GB1246095A
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Improvements relating to battery systems for poultry and small animals
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Livestock feeding appliances
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Abrading Apparatus
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GB1087658A
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Improvements relating to livestock feeding appliances
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Improvements in battery cages for poultry
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Egg counting apparatus
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