Document Type and Number:
Japanese Patent JPS5733788
Kind Code:
U
Application Number:
JP11086180U
Publication Date:
February 22, 1982
Filing Date:
August 04, 1980
Export Citation:
International Classes:
E03F5/04; E03F5/06; (IPC1-7): E03F5/06
Domestic Patent References:
| JPS5620946A | 1981-02-27 |