(19)

(11)

EP 0 027 443 A1

(12)

(43) Date of publication: 29.04.1981 Bulletin 1981/17 (21) Application number: 79901119.0 (22) Date of filing: 22.02.1979

(51) International Patent Classification (IPC):  G02C 1/ 00( . ) G02C 5/ 14( . ) G02C 3/ 00( . ) G02C 11/ 00( . ) (86) International application number: PCT/US1979/000106 (87) International publication number: WO 1980/001844 (04.09.1980 Gazette 1980/20)

(84) Designated Contracting States: CH DE FR GB LU SE (71) Applicant: CLOESSNER, Jacob Edward Baton Rouge, LA 70817 (US)	(72) Inventor: CLOESSNER, Jacob Edward Baton Rouge, LA 70817 (US)