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(11)

EP 0 663 075 A1

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(43) Date of publication: 19.07.1995 Bulletin 1995/29 (21) Application number: 94923640.0 (22) Date of filing: 03.08.1994

(51) International Patent Classification (IPC):  G01T 1/ 20( . ) G01T 1/ 202( . ) (86) International application number: PCT/CZ1994/000020 (87) International publication number: WO 1995/004289 (09.02.1995 Gazette 1995/07)

(84) Designated Contracting States: DE FR NL (30) Priority: 03.08.1993 CZ 19380015689 (71) Applicant: PRECIOSA A.S. 466 67 Jablonec nad Nisou (CZ)	(72) Inventors: DE NOTARISTEFANI, Francesco I-001 89 Roma (IT) BLAZEK, Karel 511 01 Turnov (CZ) MALY, Petr 511 01 Turnov (CZ) (74) Representative: Patentanwälte Beetz - Timpe - Siegfried Schmitt-Fumian - Mayr  Steinsdorfstrasse 10 D-80538 München D-80538 München (DE)