发明授权
- 专利标题: Triwing orthodontic bracket
- 专利标题(中): 三角正畸托架
-
申请号: US187747申请日: 1988-04-29
-
公开(公告)号: US4927360A公开(公告)日: 1990-05-22
- 发明人: Jirina V. Pospisil
- 申请人: Jirina V. Pospisil
- 申请人地址: CA Monrovia
- 专利权人: Unitek Corporation
- 当前专利权人: Unitek Corporation
- 当前专利权人地址: CA Monrovia
- 主分类号: A61C7/12
- IPC分类号: A61C7/12
摘要:
A triwing orthodontic bracket for mandibular teeth, and having a single wide occlusal tie wing of enhanced structural strength, and a pair of spaced-apart gingival tie wings which enable rotational tooth movement and simplified ligature installation.
公开/授权文献
- US5415956A Cover assembly for rechargeable battery 公开/授权日:1995-05-16
信息查询