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| Patents for Calvin S. Gladoske | |||||
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| Picture | Number | Date | Patentee | Title | |
| 2,972,357 | Feb. 21, 1961 | C.S. Gladoske, R.L. Ford | Hydraulic Rotary Selector Valve | ||
| 3,621,753 | Nov. 23, 1971 | C.S. Gladoske | Double Trunnion Accessory for Milling Machines | ||