GB1117902A
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Automatic steering device for row crop harvesters
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GB827686A
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Improvements relating to beet harvesters
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GB802973A
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Improvements relating to beet harvesting machines
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GB804061A
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Improvements relating to beet harvesting machines
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GB769400A
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Improvements relating to beet harvesters
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GB741343A
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Improvements in or relating to beet harvesters
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GB725160A
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Improvements relating to beet harvesters
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GB668813A
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Improvements relating to beet harvesters
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CA444379A
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Beet harvester
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CA436430A
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Beet harvester plough assembly
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