Document Type and Number:
Japanese Patent JPS5048861
Kind Code:
U
Application Number:
JP10320473U
Publication Date:
May 14, 1975
Filing Date:
September 04, 1973
Export Citation:
International Classes:
C03B9/12; C03B9/46; (IPC1-7): C03B9/12; C03B9/46
Foreign References:
| US3598560A | 1971-08-10 |