(19)

(11)

EP 0 049 243 A1

(12)

(43) Date of publication: 14.04.1982 Bulletin 1982/15 (21) Application number: 81900345.0 (22) Date of filing: 07.04.1980

(51) International Patent Classification (IPC):  B41B 13/ 00( . ) G03F 1/ 00( . ) G03B 27/ 10( . ) (86) International application number: PCT/US1980/000375 (87) International publication number: WO 1981/002933 (15.10.1981 Gazette 1981/24)

(84) Designated Contracting States: AT CH DE FR GB LI LU NL SE (71) Applicant: BYERS, Thomas L. Oklahoma City, OK 73159 (US)	(72) Inventor: BYERS, Thomas L. Oklahoma City, OK 73159 (US)