(19)
(11) EP 1 362 217 A1

(12)

(43) Date of publication:
19.11.2003 Bulletin 2003/47

(21) Application number: 02700935.6

(22) Date of filing: 22.02.2002
(51) International Patent Classification (IPC)7G01B 11/14, G11B 21/10
(86) International application number:
PCT/SE0200/316
(87) International publication number:
WO 0207/0986 (12.09.2002 Gazette 2002/37)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 23.02.2001 SE 0100621

(71) Applicant: AudioDev Aktiebolag
212 39 Malmö (SE)

(72) Inventor:
  • WILHELMSON, Ulf
    S-215 26 Malmö (SE)

(74) Representative: Petri, Stellan 
Ström & Gulliksson IPC AB,Box 4188
203 13 Malmö
203 13 Malmö (SE)

   


(54) A LOCAL TRACK PITCH MEASURING APPARATUS AND METHOD