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| 0000051644-17-000025-index.html | 2017-07-26 11:02:57 | |
| 0000051644-17-000025.txt | 2017-07-26 11:02:57 | |
| ipgq22017transcript8-k.htm | 19629 | 2017-07-26 11:02:57 |
| ipgq22017transcriptexhibit.htm | 322609 | 2017-07-26 11:02:57 |