(19)
(11) EP 0 055 276 A1

(12)

(43) Date of publication:
07.07.1982 Bulletin 1982/27

(21) Application number: 81901805.0

(22) Date of filing: 03.07.1981
(51) International Patent Classification (IPC): 
B41M 5/ 124( . )
G06K 19/ 02( . )
 B42D 15/ 10( . )
G06K 19/ 06( . )
(86) International application number:
PCT/GB1981/000131
(87) International publication number:
WO 1982/000214 (21.01.1982 Gazette 1982/03)
(84) Designated Contracting States:
AT CH DE FR LI LU NL SE

(30) Priority: 03.07.1980 GB 19800021785

(71) Applicant: AVIS, Robert Jack
Cornwall (GB)

(72) Inventor:
  • AVIS, Robert Jack
    Cornwall (GB)

   


(54) A PERMANENT RECORD MEDIUM