Extract from the Register of European Patents

EP Citations: EP1848674

Cited inInternational search
Type:Patent literature
Publication No.:GB390199  [X]
 (HERMSDORF SCHOMBURG ISOLATOREN);
Type:Patent literature
Publication No.:US3137602  [X]
 (LINCOLN JOHN D);
Type:Patent literature
Publication No.:DE4425209  [X]
 (JENOPTIK JENA GMBH [DE]);