BLACKROCK MUNIYIELD INVESTMENT QUALITY FUND of WILMINGTON, DE filed a DEF 14A with the SEC on 1994-04-07.
| Filed | Form |
|---|---|
| 2002-03-22 | DEFR14A |
| 2002-03-21 | DEF 14A |
| 1999-03-03 | PREM14A |
| 1998-07-31 | DEF 14A |
| 1997-08-06 | DEFR14A |
| 1997-07-31 | DEF 14A |
| 1996-07-22 | DEF 14A |
| 1995-04-04 | DEF 14A |
| 1994-04-07 | DEF 14A |