Dietmar Siebertz — 1 Patent at Unknown

Dietmar Siebertz has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 1985. Dietmar Siebertz ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Dietmar Siebertz in Usedom, DE.

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4543143	Process and apparatus for the covering of playing balls	Stephan Siebertz	1985-09-24

Dietmar Siebertz — 1 Patent

Issued Patents All Time

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