Login| Sign Up| Help| Contact|

Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0249580
Kind Code:
B2
Inventors:
ENOMOTO TADAYOSHI
YASUMOTO MASAAKI
ISHIHARA TSUTOMU
Application Number:
JP10080681A
Publication Date:
October 30, 1990
Filing Date:
June 29, 1981
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NIPPON ELECTRIC CO
International Classes:
H03H19/00; H03H15/00; H03H17/00; H03H21/00; H04B3/06; H04L25/03