Patents for G09B 1 - Manually- or mechanically-operated educational appliances using elements forming or bearing symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways (2,411) |
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04/15/1997 | US5620324 Educational kit including separable alphanumeric symbols |
04/09/1997 | CN2251760Y Multifunctional intelligence appliance for child |
04/02/1997 | CN1146820A Talking phonics interactive learning device |
03/26/1997 | CN1146030A Demonstrating instrument for a cycle of sixty years |
03/19/1997 | CN2249935Y Poet making dial |
03/12/1997 | EP0676077B1 Teaching device |
03/12/1997 | CN2249435Y Learning-aid device |
03/12/1997 | CN2249434Y Device for middle-school student to learn chemistry |
03/12/1997 | CN2249433Y 24 points numeral game-disc |
02/05/1997 | EP0616548B1 Playing cards for an educational game |
02/05/1997 | CN2246832Y Astronomical 'Ziwei' counting teaching appliance |
02/04/1997 | US5599188 Didactic-educational toy for elementary arithmetic operations, reading and writing |
01/28/1997 | US5597308 Assembly including interlocking components for teaching mathematical concepts |
01/15/1997 | CN2245243Y Word-changeable magic box |
12/25/1996 | CN2243689Y Remembering aid box |
12/25/1996 | CN2243688Y Magic rod for alphabet spelling game |
12/12/1996 | WO1996039690A1 Method of playing a game |
12/11/1996 | EP0746832A1 Talking phonics interactive learning device |
12/11/1996 | CN2242492Y Two-purpose splicing-picture toy bricks for teaching and improving intelligence |
12/10/1996 | US5581922 Display system |
12/03/1996 | US5580252 Geographical trivia boardgame for learning about a state |
11/27/1996 | CN2241367Y Multiplication table rotary disc |
11/26/1996 | US5577915 Motivational task tracking device |
11/19/1996 | US5575658 Puzzle forming an assembly of characters and a method for forming the puzzle |
11/13/1996 | CN2240173Y Rotary multi-ring curtain teaching instrument |
11/06/1996 | CN2239645Y Shorthand rotary disk |
11/06/1996 | CN2239644Y Magnetic teaching implements |
11/05/1996 | US5571019 Apparatus and method for teaching concepts of mathematics |
10/23/1996 | CN1134003A New words or characters practise penmanship book for pupil |
10/22/1996 | US5567159 Method and apparatus for teaching reading |
10/16/1996 | CN2237875Y Multifunctional mathematics educational appliance |
10/16/1996 | CN2237874Y Colour teaching aid |
10/16/1996 | CN2237873Y Intelligent toy of digital and symbol coincidence |
10/02/1996 | CN2236404Y Colour teaching board with nylon stick |
09/25/1996 | CN2236149Y Characters assembling mould-block |
09/24/1996 | US5558520 Interactive book assembly |
09/17/1996 | CA2061739C Shape sorting educational toy |
09/10/1996 | US5553856 Stackable puzzle and a method for stacking characters of a set to form the puzzle |
09/03/1996 | US5551700 Playing cards for an educational game |
08/13/1996 | US5545042 Learning board in combination with solution lists |
08/07/1996 | CA2157626A1 Intellectual training picture book |
08/06/1996 | US5542849 System for self-typing of individual essences |
07/31/1996 | EP0723471A1 Game device for mapping data or drawings |
07/25/1996 | DE19502031A1 Learning and observation training game |
07/09/1996 | US5533902 Pocket panel educational or diagnostic tool |
06/26/1996 | EP0692129A4 Wax craft product |
06/25/1996 | US5529497 Apparatus for teaching the addition and subtraction of whole numbers through the use of objects |
06/20/1996 | DE4445329A1 Collapsible picture as child's toy |
06/19/1996 | CN2229692Y Exercising compass for Chinese phonetic alphabet |
06/19/1996 | CN2229691Y Micro size box for chemical reagent |
06/05/1996 | CN2228673Y Multi-function foldable magnetic teaching-aid |
05/28/1996 | US5520542 Games for enhancing mathematical understanding |
05/22/1996 | EP0713203A1 Assembly including interlocking components for teaching mathematical concepts |
05/15/1996 | CN2227362Y Collision association rotor disc |
04/30/1996 | US5511980 Talking phonics interactive learning device |
03/27/1996 | CN2223200Y Chinese characters spelling board |
03/12/1996 | US5498189 Animated finger puppet |
02/14/1996 | CN2220096Y Ring type model disc with period table of elements |
02/07/1996 | CN2219516Y Memory aid for language words |
02/01/1996 | WO1996002307A1 Game device for mapping data or drawings |
02/01/1996 | CA2171628A1 Game device for mapping data or drawings |
01/31/1996 | CN2218952Y Four column pre-calculating disc |
01/31/1996 | CN2218951Y Multiple memory method step-by-step programing memory-aid review device |
01/30/1996 | US5487670 Dynamic language training system |
01/30/1996 | US5487668 Designing set |
01/17/1996 | EP0692129A1 Wax craft product |
01/17/1996 | CN2217827Y Moveable-bead board good for children's intelligence |
01/17/1996 | CN2217826Y Magnetic close-keeping type demonstration test table |
01/16/1996 | US5484287 Character revealing game, method of making, and method of playing |
01/09/1996 | CA2153474A1 Word construction apparatus |
12/27/1995 | CN1114072A Aid for education |
12/12/1995 | US5474456 Educational reading kit and method |
12/06/1995 | CN2214693Y Multifunctional memory enhancing display |
11/28/1995 | US5470234 Circular, piece-matching math educational aid |
11/01/1995 | CN2211634Y Displaying board for the Book of Changes |
10/25/1995 | CN2211094Y Camera-type image learning machine |
10/18/1995 | CN2210439Y Symbols conjunction structure for children's education |
10/11/1995 | EP0676077A1 Teaching device. |
10/04/1995 | CN2209366Y 周易全息仪 Book of holographic instrument |
10/04/1995 | CN2209365Y Foreign language word memory aid |
09/27/1995 | CN2208732Y Daliuren (theory of The book of Changes) easy learning turntable |
09/27/1995 | CN2208731Y Active toy for children early stage domestic education |
09/26/1995 | US5453014 Dynamic language training system |
09/14/1995 | DE4407004A1 Educational aid fixed to board or wall |
09/13/1995 | CN2207615Y "Najia" prediction disk |
09/13/1995 | CN2207614Y Spelling blocks of alphabetic writing |
09/05/1995 | US5447433 Learning system with interlocking hexagonal control structures |
09/05/1995 | US5447298 Movable finisher device with multiple stack gripping fingers |
08/31/1995 | WO1995023396A1 Talking phonics interactive learning device |
08/31/1995 | CA2183519A1 Talking phonics interactive learning device |
08/24/1995 | DE4341758A1 Calculating chain for teaching |
08/23/1995 | CN2205980Y Inference disk with four columns |
08/23/1995 | CN2205979Y Practical inference apparatus using book of changes |
08/22/1995 | US5443263 Spacial component configuration system |
08/17/1995 | WO1995022134A1 Interactive teaching apparatus and method for teaching graphemes, grapheme names, phonemes, and phonetics |
08/17/1995 | CA2181922A1 Interactive teaching apparatus and method for teaching graphemes, grapheme names, phonemes, and phonetics |
08/16/1995 | CN2205580Y Diagnosis and curing disc for children acute respiratory track infection and acute diarrhea |
08/15/1995 | US5441262 Multidimensional puzzle |
08/02/1995 | CN2204442Y Device for quickly bearing words in mind |
08/02/1995 | CN2204441Y Device for reading Chinese phonetic Alphabets |