Reference NumberD8/L5/20
TitlePapers re: Registered Design No. 767,107 - Gas Heated Radiator
DescriptionCorrespondence with Barker, Brettell and Duncan, Chartered Patent Agents, Birmingham, re: registered design no. 767,107 for a gas heated radiator.
DateJun 1931-Jul 1941
AccessStatusOpen
LevelFile
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