Record revealed
The first American invention to obtain an English patent
Piece
Catalogue reference: BT 28/48
This record is about the See BT 28/844 - 870 in the series Ministry of Production: Correspondence and Papers. It is held at The National Archives, Kew.
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See BT 28/844 - 870
BT 28
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Records of the Board of Trade and of successor and related bodies
Ministry of Production: Correspondence and Papers
See BT 28/844 - 870
Record revealed
Record revealed
Record revealed
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