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| Patents for Ex-Cell-O Corp. | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,169,416 | Feb. 16, 1965 | E. Carlson, F.H. Burkhardt | Boring head and method of using same | boring heads | |
| 3,194,751 | Jul. 13, 1965 | S.G. Brady | Electrolytic Grinder Wheel | grinder wheels | |
| 3,516,149 | Jun. 23, 1970 | G. Mickas | Machining Apparatus with Automatic Tool Changing Means | tool changers and storage mechanisms | |