DO

Djin K. Oeij

LC Lummus Crest: 1 patents #24 of 57Top 45%
Overall (All Time): #3,953,575 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4750554 Internal tube sheet sealing apparatus assembly for tubular heat exchangers Willem H. Brouwer, Adrianus C. J. Jansen 1988-06-14