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|a armpun
|c armpun
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|a 347.77
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|a NOCIONES sobre patentes de la invención para investigadores universitarios /
|c Coordinador : Alberto Bercovitz
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| 264 |
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1 |
|a Paris :
|b Unesco :
|b Cre-Columbus,
|c 1994
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| 300 |
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|a 234 p.
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| 650 |
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7 |
|a Derecho de autor
|9 109423
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| 650 |
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7 |
|a patentes de invencion
|2 LEMB
|9 27721
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| 942 |
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|c LB
|2 cdu
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| 945 |
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|a Lryt
|d María Elena de la Cal
|c 1796
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| 999 |
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|c 17914
|d 210305
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