Document Type and Number:
Japanese Patent JPS5567278
Kind Code:
U
Application Number:
JP14977478U
Publication Date:
May 09, 1980
Filing Date:
October 30, 1978
Export Citation:
International Classes:
E03D1/012; (IPC1-7): E03D1/012
Domestic Patent References:
| JPS4943423A | 1974-04-24 |