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| 100 | 1 | _aRamachandran, R. | |
| 245 | 0 | 0 | _aPatent literature analysis and findings with references to Indian patents of the year 1987 |
| 650 |
_aIndien _91967 |
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| 650 |
_aPatentdokumentation _93575 |
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| 650 |
_aPatentwesen _93556 |
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| 773 | 0 |
_aWPI. 12(1990),4,230-241. _wz_WPI |
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| 999 |
_c10641 _d10641 |
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