Document Type and Number:
Japanese Patent JPS52158193
Kind Code:
U
Application Number:
JP5843377U
Publication Date:
December 01, 1977
Filing Date:
May 09, 1977
Export Citation:
International Classes:
D06F71/00; D06F71/34; D06F71/36; (IPC1-7): D06F71/36; D06F71/34
Domestic Patent References:
| JPS4124393Y1 | ||||
| JPS4511589Y1 | 1970-05-22 |