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current | 11:07, 15 December 2021 |
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10:09, 15 December 2021 |
![]() | 2,320 × 3,408 (98 KB) | AndreAdrian | Uploaded a work by Alexander Gibson Fraser (Bell Telephone Laboratories) from US patent 3979733 Digital data communications system packet switch, figure 4 with UploadWizard |
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Original file (2,784 × 1,676 pixels, file size: 65 KB, MIME type: image/png)
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 11:07, 15 December 2021 |
![]() | 2,784 × 1,676 (65 KB) | AndreAdrian | picture rotated for easier viewing |
10:09, 15 December 2021 |
![]() | 2,320 × 3,408 (98 KB) | AndreAdrian | Uploaded a work by Alexander Gibson Fraser (Bell Telephone Laboratories) from US patent 3979733 Digital data communications system packet switch, figure 4 with UploadWizard |
The following other wikis use this file: