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| Patents for John Charles Nilsson | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,424,497 | Jul. 22, 1947 | J.C. Nilsson | Bore Gauge | measurement gauges | |
| 2,568,558 | Sep. 18, 1951 | J.C. Nilsson | Adjustable Comparator | comparators | |