McVitie Weston valve collection, TeKaDe valve, type 4K170
- maker:
- TeKaDe
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TeKaDe valve, type 4K170, marked 53, pinch marked 3017
Science Museum Group
© The Board of Trustees of the Science Museum
TeKaDe valve, type 4K170, marked 53, pinch marked 3017, base marked Defect, (RMW/J40 - McVitie Weston number), by TeKaDe.