Inventor
SCHRAFF SCOTT J
US3 patents
Patents
3 patentsUS11534849B2Dec 27, 2022
Light weight cordless stud welder
NELSON STUD WELDING INC2 citations67
US10894296B2Jan 19, 2021
Light weight cordless stud welder
NELSON STUD WELDING INC2 citations67
US10906122B2Feb 2, 2021
Portable drawn arc stud welder including a lithium ferrophosphate battery
NELSON STUD WELDING INC2 citations65