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| Patents for Seldon Spencer Ridenour | |||||
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| Number | Date | Patentee | Title | Type | |
| D163,322 | May 15, 1951 | S.S. Ridenour | Platform Weighing Scale | scales and balances | |
| D172,247 | May 18, 1954 | S.S. Ridenour | Combined Weight Indicator and Recorder | scales and balances | |