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 |
| 5123991 | Box sealer The present invention provides a box sealer for attaching adhesive tape in an L-shape on corners of a box for medical drugs, cosmetics, etc. The box is first received at a rectangular corner furnished on a top surface of the box sealer, and adhesive tape ... | 06/23/1992 |
| 4964942 | Adhesive tape applicator An adhesive tape applicator for applying a fraudulent-opening preventive adhesive tape in an "L" form on the corners of a package of medical articles or the like. For easy peeling of the adhesive tape, the apparatus according to the present invention is s... | 10/23/1990 |
| 4711064 | Binding apparatus for sealing bags or the like A binding apparatus for sealing bags containing any cakes, bread or the like by twisting a ribbon-like plastic-made binding cord or tie on the gathered open end or neck of the bag, with a tag placed under the tie and on the gathered bag neck. This apparat... | 12/08/1987 |
| 4639927 | Continuous melt electric furnace with continuous discharge An electric melting furnace is provided with an exit comprising an overflow dam and a downwardly extending unmolten-substances blocking plate placed inwardly of the overflow dam. The exit is positioned on or near an extension of a line connecting the cent... | 01/27/1987 |
| 4589947 | Straw adhering apparatus for beverage vessels The present invention relates to an apparatus for adhering straws, each being packed in a plastic film, to external surfaces of beverage vessels for milk, juice, etc. which are sold by vendor machines. Specifically, a straw adhering apparatus for beverage... | 05/20/1986 |
| 4563959 | Step type stoker with oscillation mechanism The present invention relates to a step type stoker with an oscillation mechanism having: a plurality of stoker frames (2 and 2') which are installed at an interval in the upstream to downstream direction, and at least one of which forms an air supply pat... | 01/14/1986 |
| 4519323 | Velocity controlling apparatus and method to be used with a stoker type burning apparatus The present invention relates to a velocity controlling apparatus and method to be used with a stoker type burning apparatus on a refuse incinerator which moves refuse successively by reciprocating motion of movable fire grates. The movable fire grates, w... | 05/28/1985 |
| 4512266 | City refuse incinerator for the prevention of clinker formation A city refuse incinerator provided with stoker type firing equipment for combustion of city refuse has gas injectors installed low on the inside of a furnace body to inject low temperature inert combustion exhaust gas, purified in a dust collector, so tha... | 04/23/1985 |
| 4510873 | Stoker type firing equipment for use with city refuse incinerator Stoker type firing equipment for use with a city refuse incinerator provided with step type stokers formed by combining movable fire grates and fixed fire grates alternately and gas injectors installed in the fixed fire grates inject low temperature inert... | 04/16/1985 |
| 4495872 | Incinerator and method of reducing NOx emissions In a low NOx emission incinerator a refuse supply stoker (1), a dry-ignition stoker (2), a gas generation stoker (3), and a complete combustion stoker (4) are positioned in descending stair-step fashion beneath a combustion chamber (A). In the ... | 01/29/1985 |
| 4048852 | Integrating calorimeter An integrating flow calorimeter for measuring and indicating the cumulative heat exchanged between a load equipment and a heat-conveying liquid circulating therethrough. A flow measuring device continuously measures the quantity of liquid circulated throu... | 09/20/1977 |
