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FR2849743A1
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ANIMAL FEED DISPENSING DEVICE IN A FARM BUILDING
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FR2801972A1
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FEEDER
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FR2791045A1
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DEVICE FOR DISPENSING PRODUCTS WITH SCREWS
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FR2760978A1
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VERTICAL MIXER
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CA1078882A
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Drag bit excavation
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US4084854A
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Drag bit excavation
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US4087131A
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Drag bit excavation
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ZA7604308B
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Mining machine and method
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FR2354252A1
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Fruit and vegetable packing box - has base and sides formed as single piece located on ends by slots which receive lugs
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ZA7603110B
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Boring apparatus
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US4020910A
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Sealing between relatively rotating members in boring apparatus
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CA1028315A
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Boring apparatus
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Boring apparatus
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US4031974A
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Boring apparatus capable of boring straight holes
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Boring apparatus
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Boring apparatus
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US3975056A
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Longwall canted drum mining machine
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In situ values extraction
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Machine and method for excavating trenches and for constructing walls in trenches
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US3925985A
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Impact actuator
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