| (84) |
Designated Contracting States: |
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AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE |
| (30) |
Priority: |
05.09.1997 IT BS970077
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| (43) |
Date of publication of application: |
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17.03.1999 Bulletin 1999/11 |
| (73) |
Proprietor: Invatec S.r.l |
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25030 Roncadelle (IT) |
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| (72) |
Inventor: |
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- Venturelli, Andrea
25062 Concesio (Brescia) (IT)
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| (74) |
Representative: Crippa, Paolo Ernesto |
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Jacobacci & Partners S.p.A.,
Piazzale Arnaldo, 2 25121 Brescia 25121 Brescia (IT) |
| (56) |
References cited: :
EP-A- 0 707 837 WO-A-96/12517 US-A- 5 514 093
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EP-A- 0 770 366 US-A- 4 776 337
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