VH

Viktor Hauk

MA Mannesmann Ag: 1 patents #514 of 1,341Top 40%
Overall (All Time): #3,958,927 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4770444 Joint for oil-or gas-field pipe — 1988-09-13