| Patents for 1989 (892) |
|---|
| 08/30/1989 | CN1035196A Coin sorter |
| 08/29/1989 | CA1258917A1 Apparatus and method for identifying spoken words |
| 08/23/1989 | CN2043317U Photoelectric colour slide show device |
| 08/23/1989 | CN2043196U Motorbike throttle-handle and pedal linkage system |
| 08/23/1989 | CN2043117U Sound absorbent material ear plug |
| 08/23/1989 | CN2043115U Intra-uterine device with efficient function of killing spermatozoa |
| 08/23/1989 | CN2043098U 可折叠浴缸 Foldable bathtub |
| 08/23/1989 | CN2043097U Shower bathcloset with attachable partition |
| 08/23/1989 | CN2043062U Cooling helmet |
| 08/23/1989 | CN2043055U Baby diapers used for once |
| 08/23/1989 | CN1034980A Locally surface-treated fluid distributor |
| 08/23/1989 | CN1034946A Preparing method for high density drilling liquid |
| 08/23/1989 | CN1034942A Degradation and regeneration technology of polyurethane isocyanate pre-polymer colloid |
| 08/23/1989 | CN1034934A Method for preparing liquid polyester type resin |
| 08/23/1989 | CN1034919A Highly effective method for removing mercury in the production of anthraquinone sulfonic method and equipment thereof |
| 08/23/1989 | CN1034863A Space tv recreation computer |
| 08/23/1989 | CN1034859A Prepn. and prodn. for intensified immunity nutrient |
| 08/22/1989 | US4860357 Binary autocorrelation processor |
| 08/16/1989 | CN2043042U 电子镇流器 Electronic Ballast |
| 08/16/1989 | CN2042890U Steam-injection fuel-saving purifying apparatus for internal combustion engine |
| 08/16/1989 | CN2042883U Pneumatic drill-rod pulling-out machine |
| 08/16/1989 | CN2042770U Double-power driving machanism for multifunction tool machine |
| 08/16/1989 | CN2042767U Butane gas two-purpose spray gun |
| 08/16/1989 | CN2042734U Treatment appliance for rhinitis |
| 08/16/1989 | CN2042676U Motor-cycle helmet with whole weather natural wind cooling function |
| 08/16/1989 | CN2042661U 链条锯 Chain Saw |
| 08/16/1989 | CN1034817A Multi-user chromatographic data processor |
| 08/16/1989 | CN1034771A Conductive fabric containing polyacrylonitrile fibre and its production method |
| 08/16/1989 | CN1034764A Membrane/electrode compound structure with interconnected channels formed by catalytic active particles |
| 08/16/1989 | CN1034763A Catalyzed active particles island synthesized membrane/electrode combination |
| 08/16/1989 | CN1034672A Preparation and process of the oral medicinal liquid for recuperating blood vessels |
| 08/16/1989 | CN1034668A Healthy detergent containing medical stone and its preparation |
| 08/10/1989 | WO1989007152A2 Detection of diamines in biological fluids |
| 08/09/1989 | CN2042636U Measuring screen for low-voltage cubicle |
| 08/09/1989 | CN2042534U Two-input external-toothed planetary speed-changing device |
| 08/09/1989 | CN2042491U Composed ceiling with independent and stable structure |
| 08/09/1989 | CN2042474U Floating type fender made up of rubber with steel core |
| 08/09/1989 | CN2042383U Precision microporous spring clip head |
| 08/09/1989 | CN2042373U Upright tube-type vacuum filter tray |
| 08/09/1989 | CN2042372U Small-size water cleaner |
| 08/09/1989 | CN2042364U Hanging body-building frame |
| 08/09/1989 | CN2042360U Electric magnetic medical apparatus |
| 08/09/1989 | CN2042356U Anti-contamination injector |
| 08/09/1989 | CN2042350U Cow cervical dilator |
| 08/09/1989 | CN1034625A Central control and timing card for microcomputer apple |
| 08/09/1989 | CN1034567A Solid glue (glue-bar) |
| 08/09/1989 | CN1034485A Omnipotent up-down type micro bathroom |
| 08/08/1989 | US4855495 Enhanced 2-hydroxy-4-methylthiobutanoic acid composition and method of preparation |
| 08/08/1989 | CA1258290A1 Superconducting filter coils for high homogeneity magnetic field |
| 08/02/1989 | CN2042260U Breakdown protector of overloaded internal and external telephone line |
| 08/02/1989 | CN2042149U Multipurpose lamp |
| 08/02/1989 | CN2042147U Battery capable of being used as a flashlight |
| 08/02/1989 | CN2042133U Power composing device |
| 08/02/1989 | CN2042109U All-hydraulic drilling machine |
| 08/02/1989 | CN2042095U Movable metallic ceiling |
| 08/02/1989 | CN2042063U Aquatic walking aid |
| 08/02/1989 | CN2042025U Force-saving spanner for tyre screw |
| 08/02/1989 | CN2041992U Automatic centering device for cones and spheres |
| 08/02/1989 | CN2041991U Adjustable linear rolling guide |
| 08/02/1989 | CN2041988U Combined multipurpose cutting torch |
| 08/02/1989 | CN2041975U 精密过滤器 Precision filter |
| 08/02/1989 | CN2041972U Leafboard type filter |
| 08/02/1989 | CN2041937U Anus mirror |
| 08/02/1989 | CN2041933U Double-layered inflated bath shade |
| 08/02/1989 | CN1034369A Method for purifying superoxide disproportionated enzyme |
| 08/01/1989 | US4853216 Lifting hairs prior to dehairing; for shaving creams and depilatories |
| 07/26/1989 | CN2041764U Ion light beam lamp |
| 07/26/1989 | CN2041763U Electric torch with storage battery |
| 07/26/1989 | CN2041585U Automatic discharge liquor device |
| 07/26/1989 | CN2041576U Magnetic recovered unit |
| 07/26/1989 | CN2041556U Drawing blood unit for test |
| 07/26/1989 | CN2041548U Vertical bathtub |
| 07/26/1989 | CN2041547U Honeycomb briquet slag separating tool |
| 07/26/1989 | CN1034201A Mfg. method for garlicin |
| 07/26/1989 | CN1034138A Prepn. for anticarcinogen by using flos inulae |
| 07/26/1989 | CN1034136A Productive method for chinese cpd. medicine "sang-ji-dan" |
| 07/26/1989 | CN1034135A Prepn. for peganum harmala seed extract |
| 07/26/1989 | CN1034130A Anticarious gargle for children and its prepn. |
| 07/25/1989 | US4850887 Electrical connector |
| 07/19/1989 | CN2041469U Infrared acoustic frequency transmission apparatus |
| 07/19/1989 | CN2041440U Colour spectrum data processor for multi-user |
| 07/19/1989 | CN2041386U Colour festoon lamp string convenient for patterning and connecting |
| 07/19/1989 | CN2041330U Automatic lifting platform for treating building wall surface |
| 07/19/1989 | CN2041311U Self-climbing type hoister |
| 07/19/1989 | CN2041255U Four-purpose pen cap |
| 07/19/1989 | CN2041223U Automatic metal cutter with both pneumatic and electric powers |
| 07/19/1989 | CN2041197U External circulation-type continuous filter |
| 07/19/1989 | CN2041169U Ampoule opener |
| 07/19/1989 | CN2041161U Multi-functional fetus health device |
| 07/19/1989 | CN2041145U Open type electric shower heater |
| 07/19/1989 | CN2041144U Water storing type electric shower heater |
| 07/19/1989 | CN1034041A Power generating device by conversion of solar energy |
| 07/19/1989 | CN1033960A New technology for mending plastic articles |
| 07/19/1989 | CN1033940A Prepn. of traditional chinese pills for curing cold and sore throat |
| 07/19/1989 | CN1033939A Prepn. and extn. of immunity-enhancing peroral liq. |
| 07/12/1989 | CN2041081U Single-feed rotor pulse speed governing control case |
| 07/12/1989 | CN2040991U Combustion equipment for lower feed type core-rotating boiler |
| 07/12/1989 | CN2040990U Dualpurpose boiler capable of producing steam and coal gas |
| 07/12/1989 | CN2040987U Lmap for classroom |
| 07/12/1989 | CN2040986U Broad-band sodium-vapour lamp for tunnel illumination |