Document ReferencePPM/4/238
TitleNote from Eric Potter & Clarkson; n.d. [c.March 1990]
DateMarch 1990 c
Extent3 ff
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Content DescriptionEncloses copy of letter from Eric Potter & Clarkson to Norman N. Davis of British Technology Group Ltd dated 21 March 1990 concerning UK Patent Application No. 9004593.1, with filing receipt.
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