Document Type and Number:
Japanese Patent JPS52141202
Kind Code:
U
Application Number:
JP4941576U
Publication Date:
October 26, 1977
Filing Date:
April 22, 1976
Export Citation:
International Classes:
E02F9/14; E02F3/38; (IPC1-7): E02F3/38
Domestic Patent References:
| JPS5015708U | 1975-02-19 |