Document Type and Number:
Japanese Patent JPH02149218
Kind Code:
U
Application Number:
JP5959289U
Publication Date:
December 19, 1990
Filing Date:
May 22, 1989
Export Citation:
International Classes:
A61F7/08; (IPC1-7): A61F7/08
Domestic Patent References:
| JPS63309254A | 1988-12-16 | |||
| JP60171389B | ||||
| JP62170280B | ||||
| JP64039094B |