Document Type and Number:
Japanese Patent JPH02132780
Kind Code:
U
More Like This:
Application Number:
JP4176289U
Publication Date:
November 05, 1990
Filing Date:
April 10, 1989
Export Citation:
International Classes:
E03D9/08; (IPC1-7): E03D9/08
Domestic Patent References:
JPS6171676U | 1986-05-15 | |||
JPS60166928U | 1985-11-06 | |||
JPS61188229U | 1986-11-22 |