(19)

(11)

EP 1 254 351 A1

(12)

(43) Date of publication: 06.11.2002 Bulletin 2002/45 (21) Application number: 00992903.5 (22) Date of filing: 12.12.2000

(51) International Patent Classification (IPC)7: G01F 1/30, G01F 25/00 (86) International application number: PCT/US0042/755 (87) International publication number: WO 0104/8442 (05.07.2001 Gazette 2001/27)

(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: 29.12.1999 US 476008 (71) Applicants: Martina, hugo Gabriel Cordoba (AR) Martina, Guillermo Alfredo Cordoba (AR) Myers, Drewfus Young Jr. Cordona (AR)	(72) Inventors: Martina, hugo Gabriel Cordoba (AR) Martina, Guillermo Alfredo Cordoba (AR) Myers, Drewfus Young Jr. Cordona (AR) (74) Representative: Weiss, Peter, Dr.  Zeppelinstrasse 4 78234 Engen 78234 Engen (DE)