Document Type and Number:
Japanese Patent JPS6411206
Kind Code:
U
Application Number:
JP10717887U
Publication Date:
January 20, 1989
Filing Date:
July 13, 1987
Export Citation:
International Classes:
(IPC1-7): E04B1/40
Domestic Patent References:
| JPS5038175U | 1975-04-19 |