File:Patent 150.pdf
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Summary[edit]
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| Description |
Patent for Hoover model 150 design by Henry Dreyfuss. |
|---|---|
| Source | |
| Date |
1935 |
| Author |
H. Dreyfuss |
| Permission (Reusing this file) |
See below. |
| Additional information | The patent was in the public domain. Referenced via Google Patents. |
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. |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:10, 3 October 2012 |  | 1,158 × 1,702, 2 pages (42 KB) | INTV1980 (talk | contribs) | Uploading a self-made file using File Upload Wizard |
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