Catalogue description patent applications, certificates, corresp and contracts rel to electrical supply
This record is held by Nottinghamshire Archives
Reference: | 7191 |
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Description: | patent applications, certificates, corresp and contracts rel to electrical supply |
Date: | 1907-1972 |
Held by: | Nottinghamshire Archives, not available at The National Archives |
Other reference: | See Annual Return 2007 |
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