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Extract from the Register of European Patents

EP Citations: EP0119678

Cited inSearch
Type:Patent literature
Publication No.:DE2855151  
 [ ] (SIEMENS AG);
Type:Patent literature
Publication No.:FR2459597  
 [ ] (CONSTR TELEPHONIQUES);
Type:Patent literature
Publication No.:DE2309789  
 [ ] (MARCONI CO LTD);
Type:Patent literature
Publication No.:DE3222314  
 [ ] (SIEMENS AG [DE]);
Type:Patent literature
Publication No.:FR2529426  
 [ ] (THOMSON CSF MAT TEL [FR])