"Repello" clinical thermometer

Made:
1981 in London and Merton
maker:
G H Zeal Limited
Repello' clinical thermometer, long bulb, lens stem, patented by  G. H. Zeal in 1901, by G. H. Zeal Ltd, 1981'

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Repello' clinical thermometer, long bulb, lens stem, patented by G. H. Zeal in 1901, by G. H. Zeal Ltd, 1981'
Science Museum Group
© The Board of Trustees of the Science Museum

"Repello" clinical thermometer, long bulb, lens stem, patented by G. H. Zeal in 1901, by G. H. Zeal Ltd, 1981