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Patents for Joseph E. Swalinkavich Jr.
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,220,370Nov. 05, 1940W.P. Hilger, R.E. McFadden, J.E. Swalinkavich, Jr.Drum for smoothing surfacesfloor sanders
CA-402,418Jan. 20, 1942R.E. McFadden, J.E. Swalinkavich, Jr.Drum for smoothing surfacesfloor sanders
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