Document Type and Number:
Japanese Patent JPS5160851
Kind Code:
U
Application Number:
JP13539574U
Publication Date:
May 13, 1976
Filing Date:
November 07, 1974
Export Citation:
International Classes:
G03G15/08; (IPC1-7): G03G15/08
Foreign References:
| US3638613A | 1972-02-01 |