Extract from the Register of European Patents

EP Citations: EP0113322

Cited inSearch
Type:Patent literature
Publication No.:US3669456  [A]
 (OTEKI YUZO);
Type:Patent literature
Publication No.:GB1456122  [A]
 (HITACHI LTD);
Type:Patent literature
Publication No.:DE2637141  [A]
 (SANYO ELECTRIC CO);
Type:Patent literature
Publication No.:DE2705906  [A]
 (CLARION CO LTD);
Type:Patent literature
Publication No.:US4071858  [A]
 (EJIRI KAZUSHIGE);
Type:Patent literature
Publication No.:FR2425123  [A]
 (AUTOVOX SPA [IT], et al);
Type:Patent literature
Publication No.:GB2024493  [A]
 (AUTOVOX SPA);
Type:Patent literature
Publication No.:GB2027973  [A]
 (WERBETRONIC AG)