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Extract from the Register of European Patents

EP Citations: EP1222120

Cited inInternational search
Type:Patent literature
Publication No.:US4673383  [XY]
 (BENTSEN PER [US]) [X] 2-4 * column 2, line 34 - column 5, line 40; figures 1-5; claims 1-4 * [Y] 5;
Type:Patent literature
Publication No.:US4731911  [Y]
 (GOULD RUSSELL J [US]) [Y] 5* column 3, line 47 - column 7, line 31; figures 1-5A; claims 1,3 *;
Type:Patent literature
Publication No.:US4817188  [X]
 (VAN ERDEN DONALD L [US]) [X] 1,2 * column 2, line 44 - column 3, line 63; figures 1-5; claims 1,2 *;
Type:Patent literature
Publication No.:US5672009  [X]
 (MALIN ART [US]) [X] 1,2 * column 2, line 28 - column 3, paragraph 3; figures 1-4; claims 1,2,5 *