Catalogue description patent papers, technical brochures and manuals
This record is held by Wiltshire and Swindon History Centre
Reference: | 3813 |
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Description: | patent papers, technical brochures and manuals |
Date: | 1877-1968 |
Held by: | Wiltshire and Swindon History Centre, not available at The National Archives |
Other reference: | See Annual Return 2009 |
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