Document Type and Number:
Japanese Patent JPS6348461
Kind Code:
B2
Inventors:
IGARASHI MASAO
Application Number:
JP311882A
Publication Date:
September 29, 1988
Filing Date:
January 12, 1982
Export Citation:
Assignee:
OKI ELECTRIC IND CO LTD
International Classes:
H04L25/497; G01S7/52; G01S7/526; H04B11/00; H04L27/00