(19)

(11)

EP 0 020 463 A1

(12)

(43) Date of publication: 07.01.1981 Bulletin 1981/01 (21) Application number: 79901274.0 (22) Date of filing: 25.09.1979

(51) International Patent Classification (IPC):  B31B 41/ 00( . ) B65H 35/ 10( . ) B43M 5/ 04( . ) (86) International application number: PCT/US1979/000773 (87) International publication number: WO 1980/000826 (01.05.1980 Gazette 1980/10)

(84) Designated Contracting States: DE FR GB (30) Priority: 26.09.1978 US 19780945992 (71) Applicant: UNITED STATES POSTAL SERVICE Washington DC 20260 (US)	(72) Inventors: FREEMAN, Gerald C. Norwalk, CT 06852 (US) ILLK, Donald, J Norwalk, CT 06852 (US)