US3866689A
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Wing frame control mechanism for ground working implement
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US3669193A
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Gang bolt locking arrangement
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US3702639A
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Spring biased coupling member on a disk gang for driving engagement with a folding wing gang coupling member
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US3630291A
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Disc harrow
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US3633680A
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Locking device for a disc harrow wing section
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US3633981A
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Drive line bearing and connector
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US3635506A
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Clamp for coupling pipes
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US3640348A
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S-shaped standard
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US3524595A
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Processing apparatus
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US3391779A
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Vertical auger with tilting hopper
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US3493055A
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Cultivator shank structure
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US3318438A
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Vertical auger loader
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US3327787A
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Disc harrow
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US3381904A
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Processing apparatus
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US3363848A
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Roller mill with adjustable bearing means
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US3381905A
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Processing apparatus
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US3102598A
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Wing gang coupling
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US3059754A
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Balanced conveyor hopper
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US2828597A
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Spike-tooth harrow evener
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US2818008A
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Auxiliary support and disk for disk harrow gangs
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