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| 100 | 1 | _aKrestel, Heidrun | |
| 700 | 1 | _aGötz, Bruno | |
| 245 | 0 | 0 |
_aFrom information suppliers to system providers : _bthe diversification of patent information services at patent information centres |
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_aPatentdokumentation _93575 |
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| 650 |
_aPatentdokumentation _93575 |
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_aDatenbank _9977 |
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_aWPI. 24(2002),2,143-145 _wz_WPI |
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_c2170 _d2170 |
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