Dudbridge Iron Works
The Dudbridge Iron Works Limited of Stroud, Gloucestershire, England was an reciprocating engine manufacturer including Salmson water-cooled aero-engines under licence from Salmson in France from 1914 to 1918.
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Wikipedia
The Dudbridge Iron Works Limited of Stroud, Gloucestershire, England was an reciprocating engine manufacturer including Salmson water-cooled aero-engines under licence from Salmson in France from 1914 to 1918.