DP

Dethard Peters

SA Siemens Aktiengesellschaft: 1 patents #149 of 792Top 20%
Overall (1997): #159,858 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5693234 Method for producing at least one recess in a surface of a substrate apparatus for carrying out the said method and use of the product thus obtained 1997-12-02