Document Type and Number:
Japanese Patent JPS4988123
Kind Code:
U
Application Number:
JP13371472U
Publication Date:
July 31, 1974
Filing Date:
November 20, 1972
Export Citation:
International Classes:
F01N3/28; B01D53/34; (IPC1-7): F01N3/15; B01D53/34
Domestic Patent References:
| JP45020843A | ||||
| JPS5113631U | 1976-01-31 |