Document Type and Number:
Japanese Patent JPS5518805
Kind Code:
U
Application Number:
JP9952878U
Publication Date:
February 06, 1980
Filing Date:
July 21, 1978
Export Citation:
International Classes:
H03H9/145; H03H3/08; H03H9/25; (IPC1-7): H03H9/145; H03H9/25