FILINGS
| HEI 0000046619 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2007-08-31 | 10-Q | FORM 10-Q | View Document |
| 2007-08-30 | 4 | PRIMARY DOCUMENT | View Document |
| 2007-08-29 | 8-K | FORM 8-K FILING DOCUMENT | View Document |
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