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| All Patents in class 359/436 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,906,233 | Sep. 29, 1959 | H. Goldberg, E.A. Reussenzehn | Computing scale | ||
| 3,217,819 | Nov. 16, 1965 | K.C. Allen | Computing scale | ||