File:Patent US4373729.png
Patent_US4373729.png (768 × 427 pixels, file size: 57 KB, MIME type: image/png)
| Description |
Puzzle mechanism: "Missing Link" |
|---|---|
| Source |
US patent US4373729 |
| Date |
12th Jan 1981 (filed) |
| Author |
Steven P. Hanson; Jeffrey D. Breslow |
| Permission (Reusing this file) |
See below.
|
Licensing[edit]
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:02, 10 January 2009 | | 768 × 427 (57 KB) | Spinningspark (talk | contribs) | {{Information |Description=Puzzle mechanism: "Missing Link" |Source=US patent US4373729 |Date=12th Jan 1981 (filed) |Author=Steven P. Hanson; Jeffrey D. Breslow |other_versions= }} == Licensing == {{PD-US-patent}} {{KeepLocal}} |
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