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| 0000924168-22-000081-index.html | 2022-09-22 08:10:45 | |
| 0000924168-22-000081.txt | 2022-09-22 08:10:45 | |
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| a202209ex101promissorynote.htm | 22629 | 2022-09-22 08:10:45 |
| efoi-20220916.htm | 39995 | 2022-09-22 08:10:45 |
| efoi-20220916.xsd | 1920 | 2022-09-22 08:10:45 |
| efoi-20220916_htm.xml | 10833 | 2022-09-22 08:10:45 |
| efoi-20220916_lab.xml | 23832 | 2022-09-22 08:10:45 |
| efoi-20220916_pre.xml | 12520 | 2022-09-22 08:10:45 |
| FilingSummary.xml | 1876 | 2022-09-22 08:10:45 |
| Financial_Report.xlsx | 5687 | 2022-09-22 08:10:45 |
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| R1.htm | 38106 | 2022-09-22 08:10:45 |
| report.css | 2767 | 2022-09-22 08:10:45 |
| Show.js | 1084 | 2022-09-22 08:10:45 |