30 Utility Patents
#1 in Blakesley
#1,153 in United Kingdom
#91,834 in the World
Forward Citations = 717
Company Filing History:

Plessey Handel Und Investments A.g.
Gec-marconi Limited
4. 3 out of 5
Marconi Caswell Limited
5. 1 out of 384

where one patent can have more than one assignee
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