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Patent Number Title Of Patent Date Issued
4889542 Computer air filter device and method Dec. 26, 1989
4889541 Separation of gases Dec. 26, 1989
4889540 Apparatus for determination of slag tap blockage Dec. 26, 1989
4889539 Steady work output rate apparatus for cyclic solid with gas reactors Dec. 26, 1989
4889538 Coal agglomeration beneficiation with heavy hydrocarbon oils and utilization thereof in coal/hea... Dec. 26, 1989
4889537 Method for treating a fuel comprising a mixture of hydrocarbons and alcohols, and a selective wa... Dec. 26, 1989
4889536 Roll type solid electrolyte capacitor Dec. 26, 1989
4889535 4-Substituted benzothiazol-2-ylazo-N-c8-14-alkykl-N-(2'-cyanoethyl)anilines optionally havin... Dec. 26, 1989
4889534 Ostomy appliance with three-lement coupling ring assembly Dec. 26, 1989
4889533 Female urinary collection devices having hollow-walled filled urine receptacles Dec. 26, 1989
4889532 Female urinary incontinence device with forwardly-directed discharge passage and support surface... Dec. 26, 1989
4889531 Dry bottle drainage system Dec. 26, 1989
4889530 Wound dressing containing acrylate or methacrylate hydrogel polymer Dec. 26, 1989
4889529 Needle Dec. 26, 1989
4889528 Drip infusion rate control apparatus Dec. 26, 1989
4889527 Two-piece coupling device for fluid exchange Dec. 26, 1989
4889526 Non-invasive method and apparatus for modulating brain signals through an external magnetic or e... Dec. 26, 1989
4889525 Sensitization of hypoxic tumor cells and control of growth thereof Dec. 26, 1989
4889524 Portable centrifuge apparatus Dec. 26, 1989
4889523 Tearable package of synthetic thermoplastic foil and device and method for producing the same Dec. 26, 1989
4889522 Rotary bag making machine for drawstring bags Dec. 26, 1989
4889521 Multistage sprocket assembly for a bicycle Dec. 26, 1989
4889520 Tension device for drive belt Dec. 26, 1989
4889519 Coordinate measuring machine Dec. 26, 1989
4889518 Power transmission device Dec. 26, 1989
4889517 Overlapping rasp bar rotor for axial flow combines Dec. 26, 1989
4889516 Plug-in module for motorized toy vehicle Dec. 26, 1989
4889515 Four-wheel drive toy and truck assembly Dec. 26, 1989
4889514 Blinking toy vehicle Dec. 26, 1989
4889513 Toy race car launcher Dec. 26, 1989
4889512 Doll and pillow carrying case Dec. 26, 1989
4889511 Flotation assembly Dec. 26, 1989
4889510 Harness for swim fins Dec. 26, 1989
4889509 Slideable outrigger Dec. 26, 1989
4889508 Bow facing rowing system Dec. 26, 1989
4889507 Outboard propulsion unit supporting system Dec. 26, 1989
4889506 Solder delivery device Dec. 26, 1989
4889505 Terminal assembly for a coil Dec. 26, 1989
4889504 Electric coupling device, a circuit-breaker equipped therewith and a related assembly of compone... Dec. 26, 1989
4889503 Shielded plug and jack connector Dec. 26, 1989
4889502 Connector having drop-in insert conductive with shell Dec. 26, 1989
4889501 Electrical connector Dec. 26, 1989
4889500 Controlled impedance connector assembly Dec. 26, 1989
4889499 Zero insertion force connector Dec. 26, 1989
4889498 Memory card having an elastomer connector Dec. 26, 1989
4889497 Shielded electrical connector Dec. 26, 1989
4889496 Compressible core electrical connector Dec. 26, 1989
4889495 Connecting mechanism for memory card Dec. 26, 1989
4889494 Device for transmission of electrical currents and rotating machine parts Dec. 26, 1989
4889493 Method of manufacturing the substrate of GaAs compound semiconductor Dec. 26, 1989
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