Extract from the Register of European Patents

EP Citations: EP0849676

Cited inSearch
Type:Patent literature
Publication No.:EP0569178  [X]
 (AMERICAN TELEPHONE & TELEGRAPH [US]) [X] 1-8 * column 4, line 35 - column 5, line 53 *;
Type:Patent literature
Publication No.:DE4333272  [AD]
 (PHILIPS PATENTVERWALTUNG [DE]) [AD] 1-8 * the whole document *;
Type:Patent literature
Publication No.:EP0654936  [A]
 (MITA INDUSTRIAL CO LTD [JP]) [A] 1-8* column 9, line 45 - column 10, line 16 *