Document Type and Number:
Japanese Patent JPS53122005
Kind Code:
U
Application Number:
JP2773977U
Publication Date:
September 28, 1978
Filing Date:
March 08, 1977
Export Citation:
International Classes:
E02D3/12; (IPC1-7): E02D3/12
Domestic Patent References:
| JPS5131055A | 1976-03-16 |