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John E. Sheaffer

LP Lab Products: 2 patents #1 of 2Top 50%
📍 Havre de Grace, MD: #2 of 4 inventorsTop 50%
🗺 Maryland: #90 of 1,619 inventorsTop 6%
Overall (1994): #29,092 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5349923 Ventilated cage and open rack system Eric A. Deitrich 1994-09-27
5311836 Ventilated cage and open rack system Eric A. Deitrich 1994-05-17