Document Type and Number:
Japanese Patent JPS5645025
Kind Code:
U
Application Number:
JP12533179U
Publication Date:
April 23, 1981
Filing Date:
September 10, 1979
Export Citation:
International Classes:
E04D13/08; (IPC1-7): E04D13/08
Domestic Patent References:
| JPS5145528U | 1976-04-03 | |||
| JPS5228118B2 | 1977-07-25 |