KZ

Klaas Zwart

Overall (1994): #27,292 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5366010 Retrievable bridge plug and a running tool therefor 1994-11-22
5355950 Centraliser 1994-10-18