Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7244087 | System and method for unloading bulk powder from large bulk containers The present invention is directed to a system and a method to unload bulk powders from large bulk containers. The system and method are particularly useful for unloading bulk cohesive powders. ... | 07/17/2007 |
| 7052226 | Wheeled container transfer self-aligning platform for marine terminal crane A wheeled platform is positioned between the legs of a marine terminal crane for reception thereon and departure therefrom of a motor truck from which a container is transferred by the crane onto a dockside positioned ship. The container is supported by the platform... | 05/30/2006 |
| 6913431 | Container unloading apparatus An apparatus for unloading packages, parcels, postal items, baggage, etc., from a container having an open side. The apparatus has a sliding wall that is disposed over the open side of the container when the container is receiving within the apparatus. The apparatus... | 07/05/2005 |
| 5073912 | Sample moving apparatus, sample moving system and semiconductor manufacturing apparatus A sample moving apparatus for positioning wafers with high accuracy, which apparatus comprises a fine adjustment actuator having a drive stroke to finely move the wafer, a fine adjustment stage driven by the fine adjustment actuator, a coarse adjustment a... | 12/17/1991 |
| 4710360 | Apparatus for dissolving urea and other endothermic materials Apparatus for endothermic dissolutions in water, including: a mixing tank 40, wherein solute is slurried with water; pump 59 and spray pipe 63, for spraying slurry into spray box 70; and fan 75 for drawing ambient air upwardly, in direct heat exchange rel... | 12/01/1987 |
| 4642016 | Apparatus for unloading nuclear fuel pellets from a sintering boat A nuclear fuel pellet unloading apparatus includes a boat clamping and inverting mechanism which receives a boat loaded with pellets, clamps the boat and pivots it along an arcuate path adjacent a pellet transfer shroud from an initial upright position to... | 02/10/1987 |
| 4199290 | Material handling apparatus The apparatus includes a roller conveyor, a platform at one end of the conveyor, and a wheeled vehicle. The platform facilitates positioning the wheeled vehicle so that the bed thereon is aligned with a load support surface defined by rollers on the conve... | 04/22/1980 |
