Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001477932-22-006223-index-headers.html | 2022-08-17 09:15:30 | |
| 0001477932-22-006223-index.html | 2022-08-17 09:15:30 | |
| 0001477932-22-006223.txt | 2022-08-17 09:15:30 | |
 0001477932-22-006223-xbrl.zip | 10090 | 2022-08-17 09:15:30 |
| FilingSummary.xml | 1688 | 2022-08-17 09:15:30 |
| Financial_Report.xlsx | 5719 | 2022-08-17 09:15:30 |
| grvi-20220817.xsd | 5720 | 2022-08-17 09:15:30 |
| grvi-20220817_cal.xml | 898 | 2022-08-17 09:15:30 |
| grvi-20220817_def.xml | 2099 | 2022-08-17 09:15:30 |
| grvi-20220817_lab.xml | 15207 | 2022-08-17 09:15:30 |
| grvi-20220817_pre.xml | 9637 | 2022-08-17 09:15:30 |
| grvi_8k.htm | 26830 | 2022-08-17 09:15:30 |
| grvi_8k_htm.xml | 3688 | 2022-08-17 09:15:30 |
| grvi_ex31.htm | 3101 | 2022-08-17 09:15:30 |
 grvi_ex31img3.jpg | 136671 | 2022-08-17 09:15:30 |
 grvi_ex31img4.jpg | 248124 | 2022-08-17 09:15:30 |
 grvi_ex31img5.jpg | 181744 | 2022-08-17 09:15:30 |
 grvi_ex31img6.jpg | 171747 | 2022-08-17 09:15:30 |
| MetaLinks.json | 17625 | 2022-08-17 09:15:30 |
| R1.htm | 41317 | 2022-08-17 09:15:30 |
| report.css | 2767 | 2022-08-17 09:15:30 |
| Show.js | 1085 | 2022-08-17 09:15:30 |