Additional Information
| Title | 資料7-39 デジタル交換機の開発経緯 |
|---|---|
| URL | https://www.soumu.go.jp/johotsusintokei/whitepaper/ja/h02/html/h02b0739.html |
| Description | |
| Format | HTML |
| File Size | |
| Last Modified Date | June 14, 2023 |
| License | CC-BY |
| Copyright | |
| Language |
| Title | 資料7-39 デジタル交換機の開発経緯 |
|---|---|
| URL | https://www.soumu.go.jp/johotsusintokei/whitepaper/ja/h02/html/h02b0739.html |
| Description | |
| Format | HTML |
| File Size | |
| Last Modified Date | June 14, 2023 |
| License | CC-BY |
| Copyright | |
| Language |