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| Patents for Edillio J. Riveira | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,441,291 | May 11, 1948 | E.J. Riveira | Spindle Positioning Mechanism | metalworking machine mechanisms | |
| 2,484,887 | Oct. 18, 1949 | L.E. Mehlhope, E.J. Riveira, W.A. Hoier | Crankshaft Grinder | crankshaft grinders | |