Document Type and Number:
Japanese Patent JPS63108922
Kind Code:
U
Application Number:
JP20030686U
Publication Date:
July 13, 1988
Filing Date:
December 29, 1986
Export Citation:
International Classes:
E04D13/16; E04D3/369; E04D3/40; E04D11/00; (IPC1-7): E04D13/16; E04D3/369; E04D3/40
Domestic Patent References:
| JPS6087936U | 1985-06-17 | |||
| JPS59114365A | 1984-07-02 |