| Patents for G09B 19 - Teaching not covered by other main groups of this subclass (16,783) |
|---|
| 08/15/1978 | US4106216 Positioning system utilizing binary code |
| 07/25/1978 | US4102543 Bridge scoring device |
| 07/25/1978 | US4102060 Teaching aid for reading an horological clock |
| 06/27/1978 | US4096647 Learn-to-dress manual |
| 06/27/1978 | US4096645 Phonetic teaching device |
| 06/27/1978 | US4096644 Educational aid |
| 06/06/1978 | US4092786 Educational device |
| 05/16/1978 | US4089124 Arithmetic training apparatus |
| 05/02/1978 | US4086710 Brain damage testing |
| 04/25/1978 | US4085523 Teaching machine |
| 04/18/1978 | US4084331 Backgammon teaching device |
| 04/11/1978 | US4083120 Electronic device for use as a teaching aid |
| 03/14/1978 | US4078318 Math teaching aid |
| 02/28/1978 | US4075771 Toy simulating a calculator |
| 02/28/1978 | US4075770 Metric system teaching and measuring device |
| 02/21/1978 | US4074442 Apparatus for teaching and playing contract bridge |
| 01/10/1978 | US4067122 Tutor system |
| 12/13/1977 | US4063035 Device for visually displaying the auditory content of the human voice |
| 11/15/1977 | US4057912 Instrument for facilitating the calculation of equivalent values |
| 10/18/1977 | US4054393 Snap-locking coupler |
| 10/11/1977 | US4052799 Manually indexed visual test recording apparatus |
| 10/04/1977 | US4051608 Teaching machine |
| 10/04/1977 | US4051606 Self-learning apparatus for reading and writing of the Japanese language |
| 10/04/1977 | US4051605 Competitive educational calculator |
| 09/13/1977 | US4047308 Coaches field analysis kit |
| 08/30/1977 | US4044497 Kit with male and female elements having deformable gripping means |
| 08/23/1977 | US4043057 Teaching aid |
| 08/23/1977 | US4043055 Teaching aid for accounting |
| 08/16/1977 | US4041615 Small-motion test device |
| 08/02/1977 | US4040048 Display of mathematical equations |
| 07/12/1977 | US4034486 Mathematical beads |
| 06/21/1977 | US4030211 Instructional system for teaching and testing word pronunciation and spelling |
| 05/31/1977 | US4026042 Color toy device |
| 05/24/1977 | US4024789 Tone analysis system with visual display |
| 05/03/1977 | US4020567 Method and stuttering therapy apparatus |
| 04/26/1977 | US4019263 Card type language teaching apparatus |
| 04/19/1977 | US4017984 Shoe tying instructional device |
| 04/05/1977 | US4016411 Mini electronic calculator with blackboard display format |
| 04/05/1977 | US4015346 Machine for use in teaching the manner in which a clock indicates time |
| 04/05/1977 | US4015345 Multiplication learning aid device |
| 03/29/1977 | US4014554 Board game apparatus |
| 03/29/1977 | US4014549 Blackjack card deck |
| 03/22/1977 | US4012852 Teaching apparatus |
| 03/08/1977 | US4010556 Electronic mathematics trainer |
| 03/01/1977 | US4009522 Device for the teaching and/or training in the game of bridge |
| 02/22/1977 | US4008527 Educational accounting device |
| 02/01/1977 | US4006345 Scheduling tool |
| 02/01/1977 | US4006305 Blinker practice light |
| 01/25/1977 | US4005261 Method and apparatus for producing a composite still picture of a moving object in successive positions |
| 12/28/1976 | US3999310 Arithmetic device |
| 12/21/1976 | US3998234 Animatable musical toothbrush holder |
| 12/07/1976 | US3995379 Knitting |
| 12/07/1976 | US3995378 Mathematics visual teaching aid |
| 11/23/1976 | US3992786 Apparatus for sequence training |
| 11/16/1976 | US3991498 Learning aid |
| 11/16/1976 | US3991485 Driving test range |
| 10/19/1976 | US3986572 Installation for giving driving instructions |
| 10/05/1976 | US3983639 Teaching machine |
| 09/28/1976 | US3982331 Educational board game |
| 09/14/1976 | US3979840 Teaching and measuring box |
| 08/31/1976 | US3977682 Game score reproduction device for indoor board games such as chess and go |
| 08/31/1976 | US3977092 Teaching machine card |
| 08/24/1976 | US3975834 Simulated flame torch |
| 08/17/1976 | US3974575 Teaching machine |
| 07/13/1976 | US3968574 Journalist teaching aid |
| 07/06/1976 | US3967389 Time telling teaching aid |
| 06/29/1976 | US3966055 Display holder for dental materials |
| 06/22/1976 | US3964179 Telephone system teaching apparatus |
| 06/15/1976 | US3962800 Teaching device particularly adapted for the game of blackjack |
| 06/01/1976 | US3959893 Educational gaming apparatus |
| 05/25/1976 | US3958345 Language instruction device |
| 05/25/1976 | US3958344 Teaching aid for teaching numbers |
| 05/11/1976 | US3955289 Educational and display apparatus |
| 04/27/1976 | US3952422 Persistence test apparatus |
| 04/13/1976 | US3949491 Mathematical teaching aid |
| 04/13/1976 | US3949488 Educational associativity doll |
| 04/06/1976 | US3947976 Mathematical problem and number generating systems |
| 04/06/1976 | US3947975 Educational testing and training device |
| 03/30/1976 | US3946504 Utterance training machine |
| 02/24/1976 | US3939577 Practice board for contract bridge games |
| 02/03/1976 | US3936885 Training simulator and method for nuclear power plant heater and non-linear modeling |
| 02/03/1976 | US3935649 Multi-purpose mathematical aid |
| 01/27/1976 | US3934357 Teaching method and apparatus |