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| 100 | 1 | _aStefanov, Ventzislav | |
| 245 | 0 | 0 | _aSome possibilities of a "patents" database in determining a firm's policy |
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_aPatentdokumentation _93575 |
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_aPatentwesen _93556 |
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_aDatenbank _9977 |
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_aWPI. 17(1995),3,201-204. _wz_WPI |
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