(19)
(11)
EP 0 222 910 A1
(12)
(43)
Date of publication:
27.05.1987
Bulletin 1987/22
(21)
Application number:
86904679.0
(22)
Date of filing:
15.07.1986
(51)
International Patent Classification (IPC):
H01P
1/
15
( . )
H04Q
3/
52
( . )
(86)
International application number:
PCT/US1986/001479
(87)
International publication number:
WO 1987/000696
(
29.01.1987
Gazette 1987/03)
(84)
Designated Contracting States:
DE FR GB
(30)
Priority:
18.07.1985
US 19850756868
(71)
Applicant:
Hughes Aircraft Company
Los Angeles California 90045-0066 (US)
(72)
Inventor:
GIBSON, Brian, C.
Hawthorne, CA 90250 (US)
(74)
Representative:
Colgan, Stephen James
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA
London WC1A 2RA (GB)
(54)
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