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| Description: | Hydro Automatic Razor Blade Sharpener |
| Manufacturer: | Hydro Sharpener Co., Diablo, CA; Factory: 1940 Eleventh Ave, Oakland, CA |
| Type: | Other |
| Country: | USA |
| Rarity: | 7 Touch or Mouse Over rarity for rarity scale. |
| Patent: | US - 2138520(11/29/1925)? |
| Blade: | |
| Comment: | |
| Collection: | twillard |
| value: | $ 306 |
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