(19)
(11)
EP 0 335 915 A1
(12)
(43)
Date of publication:
11.10.1989
Bulletin 1989/41
(21)
Application number:
88902688.0
(22)
Date of filing:
29.02.1988
(51)
International Patent Classification (IPC):
G01N
21/
27
( . )
G01N
21/
59
( . )
G01N
21/
85
( . )
G01N
21/
25
( . )
G01J
1/
16
( . )
(86)
International application number:
PCT/US1988/000523
(87)
International publication number:
WO 1989/003524
(
20.04.1989
Gazette 1989/09)
(84)
Designated Contracting States:
DE FR GB
(30)
Priority:
15.10.1987
US 19870108693
(71)
Applicant:
ELECTRONIC INSTRUMENTATION AND TECHNOLOGY, INC.
Sterling, VA 22170 (US)
(72)
Inventors:
MAY, Joe, T.
Leesburg, VA 22075 (US)
CASACIA, Edward, A.
Leesburg, VA 22075 (US)
(74)
Representative:
Leiser, Gottfried, Dipl.-Ing., et al
Prinz & Partner, Manzingerweg 7
D-81241 München
D-81241 München (DE)
(54)
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