发明授权
US4334710A Collapsible, portable dental chair 失效
可折叠便携式牙科椅

Collapsible, portable dental chair
摘要:
A collapsible, portable dental chair is designed for transport by a dentist from one examination site to another and particularly for rural area and school use. The chair comprises a patient receiving platform and associated headrest and a base and back support frame. The chair components are releasably fitted together to provide a patient chair which can be easily dismantled and folded at one examining site for transport to another examining site or for storage.
信息查询
0/0