(19)

(11)

EP 0 111 482 A1

(12)

(43) Date of publication: 27.06.1984 Bulletin 1984/26 (21) Application number: 82902309.0 (22) Date of filing: 14.06.1982

(51) International Patent Classification (IPC):  B23K 26/ 00( . ) H03H 3/ 04( . ) G01H 13/ 00( . ) (86) International application number: PCT/US1982/000822 (87) International publication number: WO 1984/000081 (05.01.1984 Gazette 1984/01)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (71) Applicant: GTE PRODUCTS CORPORATION Stamford, CT 06904 (US)	(72) Inventors: CLAES, Roger B-3800 St.Truiden (BE) VANNOPPEN, Jean B-3300 Tienen (BE) (74) Representative: Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät  Maximilianstrasse 58 D-80538 München D-80538 München (DE)