DP

Dietrich Pfaff

SA Siemens Aktiengesellschaft: 1 patents #149 of 792Top 20%
Overall (1997): #159,183 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5650603 Earthing switch for metal-clad high-voltage switch gear insulated with compressed gas Regina Tien Schmidt, Christian Pircher 1997-07-22