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Extract from the Register of European Patents

EP Citations: EP0271284

Cited inSearch
Type:Patent literature
Publication No.:US3682246  [A]
 (CLOSMANN PHILIP JOSEPH);
Type:Patent literature
Publication No.:US3709295  [A]
 (BRAUNLICH F, et al);
Type:Patent literature
Publication No.:US3835928  [Y]
 (STRUBHAR M, et al);
Type:Patent literature
Publication No.:US4005750  [Y]
 (SHUCK LOWELL Z)