Document Type and Number:
Japanese Patent JPS5668518
Kind Code:
U
Application Number:
JP15227479U
Publication Date:
June 06, 1981
Filing Date:
October 31, 1979
Export Citation:
International Classes:
A61F5/02; A61F13/04; A61F15/00; (IPC1-7): A61F5/02; A61F13/04
Domestic Patent References:
| JPS5318085B2 | 1978-06-13 |