Keighley Gear Co
Engineers of Lockwood, Huddersfield
Could they have been the Keighley Gear Cutting Company?? in 1923, of Fleece, Mills and Aireworth Works, Aireworth-road, Keighley.
1920s David Brown ran the Keighley Gear Co for a period.
David Brown and Sons acquired Keighley Gear Co
1945 Advert. Gears and gear units. 
Sources of Information
- The Engineer 1923/08/24
- Mechanical World Year Book 1945. Published by Emmott and Co of Manchester. Advert p264