3 datasets found for "SpringBoot高校体质检测平台源码带本地搭建教程✅项目合作 二开均可 TG：saolei44✅.DbrGaMnYSLK"
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Federal
Patent AT-E400018-T1: [Translated] TRACKBALL FOR CONTROLLING CURSOR MOVEMENT ON A SCREEN
U.S. Department of Health & Human Services —
A trackball device in which the exposed top of a trackball ( 30 ) can be moved to pivot a pair of coding shafts ( 32 L, 32 T) about perpendicular axes, with control... -
Federal
Patent AT-E39978-T1: [Translated] SPRING FOR ONE KEY.
U.S. Department of Health & Human Services —
In order to save space and manufacturing costs a pull-off effect for the operation of a key should be achieved by using a single spring. Thus the spring must have an... -
Federal
Patent AT-E401511-T1: [Translated] UNIVERSAL JOINT ARRANGEMENT
U.S. Department of Health & Human Services —
The arrangement has a cross pivot (3) supported in two articular shanks (6). Each shank has bearing parts (8, 9), where each part has a bearing hole in which pivots...
3 datasets found for "SpringBoot高校体质检测平台源码带本地搭建教程✅项目合作 二开均可 TG：saolei44✅.DbrGaMnYSLK"