Document Type and Number:
Japanese Patent JPS5393001
Kind Code:
U
Application Number:
JP17706776U
Publication Date:
July 29, 1978
Filing Date:
December 28, 1976
Export Citation:
International Classes:
E02F3/36; E02F3/42; (IPC1-7): E02F3/42
Domestic Patent References:
| JP46032769A |
Foreign References:
| US3494389A | 1970-02-10 |