Document Type and Number:
Japanese Patent JPS5487685
Kind Code:
U
Application Number:
JP16201477U
Publication Date:
June 21, 1979
Filing Date:
December 02, 1977
Export Citation:
International Classes:
A61B1/00; G02B23/26; (IPC1-7): A61B1/00
Domestic Patent References:
| JPS5023192U | 1975-03-15 | |||
| JPS49117687U | 1974-10-08 | |||
| JPS5055788U | 1975-05-27 |