Document Type and Number:
Japanese Patent JPS63130590
Kind Code:
U
More Like This:
Application Number:
JP2072887U
Publication Date:
August 26, 1988
Filing Date:
February 17, 1987
Export Citation:
International Classes:
E21D11/00; (IPC1-7): E21D11/00
Domestic Patent References:
JPS6014198U | 1985-01-30 | |||
JPS6140500U | 1986-03-14 |