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| DE3829999ADE3829999A1 (de) | 1988-09-01 | 1988-09-01 | Ultraschallverfahren und schaltungen zu deren durchfuehrung |
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| GR3003632T3true GR3003632T3 (el) | 1993-03-16 |
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| GR910401550TGR3003632T3 (el) | 1988-09-01 | 1992-01-23 |
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| US (4) | US6064628A (el) |
| EP (1) | EP0357164B1 (el) |
| JP (1) | JP2677888B2 (el) |
| KR (1) | KR0138901B1 (el) |
| AT (1) | ATE68887T1 (el) |
| AU (1) | AU637059B2 (el) |
| CA (1) | CA1338175C (el) |
| DE (2) | DE3829999A1 (el) |
| DK (1) | DK175571B1 (el) |
| ES (1) | ES2027062T3 (el) |
| GR (1) | GR3003632T3 (el) |
| WO (1) | WO1990002517A1 (el) |
| ZA (1) | ZA896738B (el) |
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