DE

Donald S. Erkfritz

GE: 5 patents #8 of 842Top 1%
📍 Clarkston, MI: #1 of 7 inventorsTop 15%
🗺 Michigan: #17 of 1,972 inventorsTop 1%
Overall (1982): #1,301 of 81,411Top 2%
5
Patents 1982

Issued Patents 1982

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4341493 Adjustable clamping wedge system for cutting insert of a milling cutter 1982-07-27
4329091 Floating wedge for use in conjunction with an indexable cutting tool 1982-05-11
4318647 Adjustable insert seat and wedge assembly for an indexable boring cutter 1982-03-09
4315706 Holder assembly for an indexable insert for use in a cutting tool 1982-02-16
4311418 Adjustable axial and radial locating wedge assemblies for an indexable insert cutting tool Lawrence A. Alfonsi 1982-01-19