| (84) |
Designated Contracting States: |
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AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
| (30) |
Priority: |
12.10.1999 US 158884 P 23.05.2000 US 575993
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| (43) |
Date of publication of application: |
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21.08.2002 Bulletin 2002/34 |
| (73) |
Proprietors: |
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- Poolvergnuegen
Santa Rosa, CA 95404 (US)
- Rief, Dieter J.
Santa Rosa, CA 95404 (US)
- Rief, Manuela
Santa Rosa, CA 95404 (US)
- Rief, Rosemarie
Santa Rosa, CA 95404 (US)
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| (72) |
Inventors: |
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- RIEF, Dieter, J.
Santa Rosa, CA 95404 (US)
- RIEF, Manuela
Santa Rosa, CA 95404 (US)
- RIEF, Rosemarie
Santa Rosa, CA 95404 (US)
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| (74) |
Representative: Fleck, Hermann-Josef et al |
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Klingengasse 2 71665 Vaihingen/Enz 71665 Vaihingen/Enz (DE) |
| (56) |
References cited: :
DE-A- 2 612 043 US-A- 3 321 787 US-A- 3 803 658 US-A- 4 509 221
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US-A- 847 060 US-A- 3 626 265 US-A- 3 959 838 US-A- 5 197 158
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