4. Conveyors: power-driven
  5. Conveyor system for arranging or rearranging stream of items
  6. By laterally or vertically moving successive items in...

Robert L. Spar

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Body for a trash recycling truck

Material or article handling – Device for emptying portable receptacle – For emptying contents thereof into portable receiving means
Patent

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Conveyor for food articles

Conveyors: power-driven – Conveyor system for arranging or rearranging stream of items – By laterally or vertically moving successive items in...
Patent

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