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McKesson Reducing Valve

preview image for McKesson Reducing Valve
Inventory Number: 10317
Object Type:
Accession Number: 1998-7
Brief Description: Metal reducing valve with a quarter of the valve cut away to reveal the metal spring and copper alloy components within. Used for nitrous oxide. Invented 1930 by Elmer Isaac McKesson (1881-1935).
Provenance: From the Nuffield Department of Anaesthetics, John Radcliffe Hospital.
Collection Group:
Material(s): Metal
Copper Alloy
Height Width Depth Diameter Unit
145 134 81 mm


Image with multimedia irn 47501

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