GS

Geoffrey K. Sigworth

KA Kb Alloys: 2 patents #1 of 1Top 100%
🗺 Pennsylvania: #313 of 3,759 inventorsTop 9%
Overall (1989): #27,168 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4873054 Third element additions to aluminum-titanium master alloys 1989-10-10
4812290 Third element additions to aluminum-titanium master alloys 1989-03-14