Document Type and Number:
Japanese Patent JPS4827658
Kind Code:
Y1
Application Number:
JP5653469U
Publication Date:
August 15, 1973
Filing Date:
June 17, 1969
Export Citation:
International Classes:
H01S3/03; H01S3/22; H01S3/23; (IPC1-7): H01S3/03; H01S3/22