(19)
(11) EP 1 343 940 A1

(12)

(43) Date of publication:
17.09.2003 Bulletin 2003/38

(21) Application number: 00993942.2

(22) Date of filing: 31.07.2000
(51) International Patent Classification (IPC)7E02F 3/413
(86) International application number:
PCT/US0020/687
(87) International publication number:
WO 0201/0522 (07.02.2002 Gazette 2002/06)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(71) Applicant: Pratt, Samuel S.
Bedford, PA 15522 (US)

(72) Inventor:
  • MILLER, John, C.
    Hawthorn Woods, IL 49509 (US)

(74) Representative: Engelhardt, Harald 
le Vrang & Engelhardt,Fliederstrasse 1
85139 Wettstetten
85139 Wettstetten (DE)

   


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