This document discusses training for business partnerships and intellectual property rights. It mentions the years 1997 and 1981 but does not provide any other context or details about the meaning of these dates. The document is very brief and does not contain enough information to generate a multi-sentence summary.

1. PAGSASANAY :
(SAMAHAN SA NEGOSYO) AT
(ARING INTELEKTWAL)

4. 1997

5. 1997

6. 1981

7. 1981