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| 0000081061-20-000038-index.html | 2020-11-02 17:06:32 | |
| 0000081061-20-000038.txt | 2020-11-02 17:06:32 | |
 0000081061-20-000038-xbrl.zip | 198002 | 2020-11-02 17:06:32 |
| a3q2020exhibit311.htm | 8848 | 2020-11-02 17:06:32 |
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| R1.htm | 47557 | 2020-11-02 17:06:32 |
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| report.css | 2767 | 2020-11-02 17:06:32 |
| Show.js | 1085 | 2020-11-02 17:06:32 |