File:USpatent152341 1874.png
Jump to navigation
Jump to search
![File:USpatent152341 1874.png](https://upload.wikimedia.org/wikipedia/commons/thumb/4/4f/USpatent152341_1874.png/635px-USpatent152341_1874.png?20050208094815)
Size of this preview: 635 × 599 pixels. Other resolutions: 254 × 240 pixels | 509 × 480 pixels | 814 × 768 pixels | 1,175 × 1,109 pixels.
Original file (1,175 × 1,109 pixels, file size: 54 KB, MIME type: image/png)