Extract from the Register of European Patents

EP Citations: EP0457481

Cited inSearch
Type:Patent literature
Publication No.:US4674809  [A]
 (HOLLYDAY ROBERT D [US], et al);
Type:Patent literature
Publication No.:EP0303011  [A]
 (BOSCH GMBH ROBERT [DE]);
Type:Patent literature
Publication No.:DE1590791  [A]
 (UNITED CARR INC BOSTON)