- #PatentArtSingles
- >
- Technology-Industry #PatentArtSingle
- >
- Other Technology & Industry
- >
- 1426825-Numerical Calculating Device-Slide Rule
1426825-Numerical Calculating Device-Slide Rule
SKU:
$10.00
$10.00
Unavailable
per item
Adding & Calculating Machines | 1922 | Dobson, George G. | Western Electric Co. |