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George Pfefferkorn

CC Crown Cork: 1 patents #7 of 13Top 55%
📍 Egringen, DE: #2 of 2 inventorsTop 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5803286 Plastic closure cap with early venting inner seal Michael Kirchgessner 1998-09-08