Robert J. Shefbuch — 1 Patent at Unknown

Robert J. Shefbuch has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1981. Robert J. Shefbuch ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Robert J. Shefbuch in Covington, OH, US.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4289424	Apparatus for laying conduit, cable and the like in or beneath fill material	Marvin E. Rue	1981-09-15

Robert J. Shefbuch — 1 Patent

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