M-O Valve Co
From Graces Guide
of Brook Green, Hammersmith, London.
1920 The name of the Marconi-Osram Valve Co was changed to M-O Valve Co[1].
See Also
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Grace's Guide To British Industrial History
Registered UK Charity (No. 1154342)Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,701 pages of information and 247,104 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.