(19)

(11)

EP 0 065 527 A1

(12)

(43) Date of publication: 01.12.1982 Bulletin 1982/48 (21) Application number: 81903049.0 (22) Date of filing: 02.11.1981

(51) International Patent Classification (IPC):  B32B 5/ 18( . ) (86) International application number: PCT/US1981/001469 (87) International publication number: WO 1982/001684 (27.05.1982 Gazette 1982/14)

(84) Designated Contracting States: AT CH DE FR GB LI LU SE (30) Priority: 19.11.1980 US 19800208240 (71) Applicant: SUOMALA, Paul Minneapolis, MN 55441 (US)	(72) Inventor: SUOMALA, Paul Minneapolis, MN 55441 (US)