Document Type and Number:
Japanese Patent JPS5016293
Kind Code:
U
Application Number:
JP6977373U
Publication Date:
February 20, 1975
Filing Date:
June 13, 1973
Export Citation:
International Classes:
D06F75/26; D06F75/18; D06F75/34; (IPC1-7): D06F75/18; D06F75/26