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| Patents for Joseph E. Swalinkavich Jr. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,220,370 | Nov. 05, 1940 | W.P. Hilger, R.E. McFadden, J.E. Swalinkavich, Jr. | Drum for smoothing surfaces | floor sanders | |
| CA-402,418 | Jan. 20, 1942 | R.E. McFadden, J.E. Swalinkavich, Jr. | Drum for smoothing surfaces | floor sanders | |