Document Type and Number:
Japanese Patent JPS53133018
Kind Code:
U
Application Number:
JP3729777U
Publication Date:
October 21, 1978
Filing Date:
March 29, 1977
Export Citation:
International Classes:
F01N3/28; B01J8/02; B01J19/24; (IPC1-7): F01N3/15; B01J8/02
Domestic Patent References:
| JPS4940278A | 1974-04-15 |