McVitie Weston valve collection, Philips Miniwatt valve, type 1821
- maker:
- Philips Electronics
This image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicensePhilips Miniwatt valve, type 1821
Science Museum Group
© The Board of Trustees of the Science Museum
Philips Miniwatt valve, type 1821, (RMW/A124 - McVitie Weston number), by Philips.
