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| Patents for Richard W. Caddell | |||||
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| Picture | Number | Date | Patentee | Title | |
| 4,153,941 | May 08, 1979 | R.W. Caddell | Timing Circuit and Method for Controlling the Operation of Cyclical Devices | ||
| 4,198,699 | Apr. 15, 1980 | R.W. Caddell | Mass Memory Access Method and Apparatus | ||
| 4,376,970 | Mar. 15, 1983 | R.W. Caddell, K.A. Ilseman | High Speed Digital Position Monitoring System | ||
| 4,750,272 | Jun. 14, 1988 | R.W. Caddell | Tool measuring device employing gap width detection | ||