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| 100 | 1 | _aDavies-Smith, E. M. | |
| 245 | 0 | 0 | _aA comparison of some patent databases |
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_aPatentwesen _93556 |
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_aOnline-Recherche _93235 |
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_aDatenbank _9977 |
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| 773 | 0 |
_aWPI. 10(1988),1,11-16. _wz_WPI |
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_c6294 _d6294 |
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