RG

Ralf Gretsch

SA Siemens Aktiengesellschaft: 1 patents #208 of 995Top 25%
Overall (1989): #67,813 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4829234 Method and apparatus for measuring the resistance of the winding of a converter-fed single- or three phase machine during operation 1989-05-09