Document Type and Number:
Japanese Patent JPS5035692
Kind Code:
B1
Application Number:
JP9645769A
Publication Date:
November 18, 1975
Filing Date:
December 01, 1969
Export Citation:
International Classes:
F28D15/02; F28D15/00; (IPC1-7): F28D15/00
Domestic Patent References:
| JP41007278A |
Foreign References:
| US3405299A | 1968-10-08 |