Child's coordination training device |
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申请号 | US35090164 | 申请日 | 1964-03-10 | 公开(公告)号 | US3258236A | 公开(公告)日 | 1966-06-28 |
申请人 | BLISS & LAUGHLIN IND; | 发明人 | MORITZ DONALD B; | ||||
摘要 | |||||||
权利要求 | 1. IN A CHILD''S EDUCATIONAL DEVICE FRUSTO-PYRAMIDAL STAND COMPRISING FOUR TUBULAR ELEMENTS DEFINING THE CORNERS OF SAID STAND, FOUR U-SHAPED MEMBERS ELONGATED ELEMENTS WITH UPTURNED ENDS JOURNALLED IN THE LOWER ENDS OF THE TUBES AND FORMING THE BASE THEREOF, SAID FOUR INVERTED MEMBERS HAVING ELONGATED ELEMENTS WITH DOWNWARDLY TURNED ENDS JOURNALLED IN THE UPPER ENDS OF THE TUBES AND FORMING A WEIGHT SUPPORTING TOP THEREON. |
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说明书全文 |