Extract from the Register of European Patents

EP Citations: EP0761264

Cited inSearch
Type:Patent literature
Publication No.:GB2114452  [A]
 (KIRBY COLIN GRAHAM) [A] 1,16-18,21* abstract *;
Type:Patent literature
Publication No.:GB2226766  [A]
 (LEVY HAROLD JOHN) [A] 1,10,16-18,21 * abstract *;
Type:Patent literature
Publication No.:GB2252735  [A]
 (WELLS DEREK FRANCIS) [A] 1,9,10,15-17,21 * abstract *;
Type:Patent literature
Publication No.:US5326108  [A]
 (FAITH WILLIAM B [US]) [A] 1,9,21 * column 2, line 65 - column 3, line 40; figures 2-5,15,16 *