File:Seeburg coin controlled timing mechanism.jpg
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Summary
[edit]| Description |
US Government work. Patent drawing from US Pat 2038963. For use with file United States v. Vehicular Parking Ltd. |
|---|---|
| Source | |
| Date |
1931 |
| Author |
Noel M Seeburg |
| Permission (Reusing this file) |
See below.
|
Licensing
[edit] | The text and illustrations of US patents are in the public domain in the United States unless the patent text contains a specific notice that portions are copyrighted.[1][2][3]
The original patent contains no such notice, so its contents are in the public domain in the United States. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:20, 13 May 2016 |  | 878 × 2,073 (314 KB) | PraeceptorIP (talk | contribs) | US Government work. Patent drawing from US Pat 2038963. {{PD}} For use with file United States v. Vehicular Parking Ltd. |
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