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Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 4414268 | Absorbent microbiocidal fabric and process for making same This invention relates to an absorbent fabric suitable for use as a surgical drape, dressing or the like which is used to isolate a surgical incision site and at the same time provides an absorbent antimicrobial field which becomes substantive on the fabr... | 11/08/1983 |
| 4401712 | Antimicrobial non-woven fabric An antimicrobial agent is incorporated into the binder of a non-woven fabric where it resides in colloidal suspension within the amorphous zones of the polymer. Thus incorporated it migrates to the surface of the binder and onto the fibers of the non-wove... | 08/30/1983 |
| 4395454 | Absorbent microbiocidal fabric and product An absorbent, highly wettable, bioactive, dyed fabric useful as a surgical drape, dressing or the like is disclosed composed of a non-cellulosic substrate having incorporated on it a non-leachable bioactive silicone quaternary amine, a hydrophilic organos... | 07/26/1983 |
| 4310588 | Sliding element intended for use in skating The sliding layer of the element is constituted by a base resin which is self-lubricating or is rendered physically and/or chemically self-lubricating by the addition of a self-lubricating substance, particularly a self-lubricating resin, e.g. a silicone ... | 01/12/1982 |
| 4284681 | Composite sheet material A composite material comprising a layer of highly-plasticised polyvinylchloride, comprising 15 to 45% of polyvinylchloride and 55 to 85% by weight of a plasticiser, a fibrous backing, and an intermediate layer of a polymeric material between the polyvinyl... | 08/18/1981 |
| 4283445 | Non-woven organic mulch blanket with polyvinylacetate copolymer binder A mulch blanket includes randomly oriented organic fibers held by a non-toxic biodegradable polymer binder. A method of forming the mulch blanket includes the steps of randomly laying short organic fibers in an elongated pile along a predetermined path an... | 08/11/1981 |
| 4246311 | Wall covering comprising a web having an impregnation and a back coating A wall covering composed of a base sheet of non-woven polyester material saturated to give it strength, fire retardancy, and opacity and further provides the material with a density that prevents the coating applied to the back from seaping through the sh... | 01/20/1981 |
| 4174418 | Antibacterial textile finishes utilizing zironyl acetate complexes of inorganic peroxides Bacteriostatic, water-insoluble complexes of zirconyl acetate with inorganic peroxides are disclosed. Peroxides operative in forming these complexes are hydrogen peroxide, alkali metal perborates and alkali metal peroxydiphosphates. Processes for in situ ... | 11/13/1979 |
| 4112167 | Skin cleansing product having low density wiping zone treated with a lipophilic cleansing emollient An article of manufacture is disclosed for cleansing the skin with improved effectiveness. A soft, flexible web having a low density wiping zone works in concert with a lipophilic cleansing emollient to remove soil from the skin with improved effectivenes... | 09/05/1978 |
| 4104222 | Dispersion of linear polyester resin The present invention relates to a dispersion of a linear polyester resin for use in the property-improvement of shaped high polymer articles, said dispersion being obtained by mixing a linear polyester resin with a higher alcohol/ethylene oxide addition ... | 08/01/1978 |
| 4103450 | Insecticidal device A shaped device with insecticidal properties is provided by a lofty, open low-density web impregnated with an insecticidal substance. The web is formed of randomly disposed crimped or looped synthetic fibers bonded together at points where they touch and ... | 08/01/1978 |
| 4082884 | Method of reducing fouling of marine structures and coated structure thereof An anti-fouling overcoating composition for watercraft or stationary underwater structures precoated with hard-surface leaching-type anti-fouling paint consists essentially of an aqueous solution or dispersion of a carboxylated hydrophilic acrylic polymer... | 04/04/1978 |
| 4009313 | Enzymatically dispersible non-woven webs A self-supporting, non-woven composite web is described which is readily dispersible in aqueous media containing enzymes. The web comprises intersecting randomly or partially oriented fibers and has low wet-strength in the absence of a binder, the fibers ... | 02/22/1977 |
| 3935150 | Aqueous polystyrene containing dispersions as anti-statics for the permanent finishing of fibre materials Disclosed is an aqueous acid solution or suspension of a preparation as well as the production thereof for the permanent finishing of fibre materials, especially dyed carpets, to render them antistatic, dirt-repellent and, optionally, antimicrobial, which... | 01/27/1976 |
