HE

Hugo Ernst

SS Siderca S.A.I.C.: 1 patents #3 of 5Top 60%
Overall (2004): #205,961 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6764108 Assembly of hollow torque transmitting sucker rods Daniel E. Johnson, José Villasante 2004-07-20