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John Poppema

Langley, CA: #4 of 17 inventorsTop 25%
Overall (2011): #258,299 of 364,097Top 75%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8011413 Retractable screen door housing handle balancing system 2011-09-06