Extract from the Register of European Patents

EP Citations: EP1073940

Cited inInternational search
Type:Patent literature
Publication No.:EP0661634  [A]
 (IBM [US]) [A] 1-28* column 4, line 37 - column 5, line 37 *;
Type:Patent literature
Publication No.:US5664091  [X]
 (KEEN HENRY D [US]) [X] 1-5,11,15-19,25 * claim 1 *