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| Patents for A63J 21 - Conjuring appliances; Auxiliary apparatus for conjurers (212) |
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| 08/15/1978 | US4107462 Electroventriloquist | | 06/20/1978 | US4095783 Apparatus for creating an illusion | | 06/13/1978 | US4094501 Illusion apparatus | | 02/07/1978 | US4072314 Sound-producing mirror toy | | 01/17/1978 | US4068841 Illusion apparatus | | 10/18/1977 | US4054286 Crystal ball | | 05/31/1977 | US4026066 Optical illusion-producing rotating toy | | 05/17/1977 | US4023794 Optical illusion device for concealing an object, animal or the like to be produced | | 03/22/1977 | US4013286 Card magic box | | 12/14/1976 | US3997156 Magic hat | | 11/09/1976 | US3990176 Life-like toy animal | | 11/02/1976 | US3989251 Magic game |
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