Document Type and Number:
Japanese Patent JPS5173861
Kind Code:
A
Inventors:
WAKU TOSHIHIKO
Application Number:
JP45075A
Publication Date:
June 26, 1976
Filing Date:
December 24, 1974
Export Citation:
Assignee:
SONY CORP
International Classes:
H03H9/54; H03H9/00; (IPC1-7): H03H9/00