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| Patents Granted on 1970-03-10 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,499,830 | Mar. 10, 1970 | W.A. Haggerty, C.E. Foertmeyer | Apparatus for electrochemically forming and finishing gears | electrochemical machining | |
| 3,500,088 | Mar. 10, 1970 | C.E. Geib, Jr. | Motor system with eddy-current coupling | electric motors | |
| 3,500,457 | Mar. 10, 1970 | P.T. Curley | Programmed Apparatus for Automatically Testing Interwired Connections in Electronic Systems | electronic testing apparatus | |