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US4841909A
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Poultry cage
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CA847704A
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Poultry and animal feeder apparatus
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CA844807A
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Removable feed storage bin construction
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CA840758A
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Animal feed drop line control apparatus
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CA820054A
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Animal feeder construction
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CA789292A
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Poultry cage row support system
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CA823436A
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Poultry cage and bottom gate construction
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CA831298A
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Animal feeder control switch mechanism
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CA741155A
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Egg collection and transveyor system
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CA829126A
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Poultry feeder and suspended unit support
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CA863045A
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Air inlet for animal houses and the like
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CA815303A
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Feed-return apparatus
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CA796137A
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Feed intake for feeder hopper
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CA803244A
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Poultry cage and bottom gate construction
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CA829127A
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Poultry feeder and suspended unit support
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CA828632A
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Manure scraper
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CA739723A
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Poultry cage apparatus
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CA835679A
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Automatic animal feed metering apparatus
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CA755374A
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Poultry cage support construction
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CA811459A
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Poultry cage system with bird retainer and bottom supporting means
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