Document Type and Number:
Japanese Patent JPH03117937
Kind Code:
U
Application Number:
JP2593290U
Publication Date:
December 05, 1991
Filing Date:
March 14, 1990
Export Citation:
International Classes:
H03H9/205; H03H9/56; H03H9/58; (IPC1-7): H03H9/205; H03H9/58
Previous Patent: JPH03117936
Next Patent: OPTICAL SWITCH DEVICE AND COMPUTER NETWORK SYSTEM USING THE SAME
Next Patent: OPTICAL SWITCH DEVICE AND COMPUTER NETWORK SYSTEM USING THE SAME