Record revealed
The first American invention to obtain an English patent
Series
Catalogue reference: PF 334
PF 334
This series contains dated gathered versions (or 'snapshots') of the Tech Nation: Tech Zero website. [Please note: These records may be accessed via the UK Government Web Archive].
This series contains dated gathered versions (or 'snapshots') of the Tech Nation: Tech Zero website. [Please note: These records may be accessed via the UK Government Web Archive].
Please see information at Divisional level
Records created or inherited by the Department of National Heritage and the Department...
Tech Nation: Tech Zero Website
Record revealed
Record revealed
Record revealed
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