Document Type and Number:
Japanese Patent JPS4815431
Kind Code:
U
Application Number:
JP5687771U
Publication Date:
February 21, 1973
Filing Date:
June 30, 1971
Export Citation:
International Classes:
H03H7/01; H02M7/48; H03L7/02; H04B15/00; H05B6/06; H05B6/68; H05K9/00; (IPC1-7): H05B5/08