Document Type and Number:
Japanese Patent JPS5148338
Kind Code:
U
Application Number:
JP12232474U
Publication Date:
April 10, 1976
Filing Date:
October 09, 1974
Export Citation:
International Classes:
E03D1/01; E03D1/24; (IPC1-7): E03D1/24; E03D1/01
Domestic Patent References:
| JPS2613258Y1 | ||||
| JPS4428473Y1 | 1969-11-26 |