Peter Keller

BA Balzers Aktiengesellschaft: 1 patents #6 of 33Top 20%

📍 Osthofen, OR: #1 of 1 inventorsTop 100%

Overall (1997): #94,007 of 185,788Top 55%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5651528	Vacuum valve	Hugo Frei, Martin Boesch	1997-07-29