of 109-139 Sarehole Road, Hall Green, Birmingham, 28. Telephone: Birmingham, Springfield 3343-4-5. Cables: "Optical". (1947)
Post-WWI: the company was awarded £3,500 by the Royal Commission on Awards to Inventors in respect of communication to the US government of inventions, designs, etc in relation to aircraft and aircraft accessories, specifically the Aldis unit sight[1]
1937 Manufacturing opticians. [2]
1947 British Industries Fair Advert for Epidiascope and Dual Purpose Projector. Manufacturers of Epidiascopes, Strip Projectors, Visual Aids for Educational Purposes, Photographic Enlargers, Daylight and Masthead Signalling Lamps. (Scientific and Optical Section - Olympia, Ground Floor, Stand No. E.1797) [3]
1949 Patent - Improvements in and relating to lamp-signalling apparatus. [4]
1957 R. B. Pullin and Co acquired Aldis Brothers and its associated company Automatic Changers[5]
1958 Patent - Light projection apparatus. [6]
See Also
Sources of Information
- ↑ The Times, Jan 13, 1925
- ↑ 1937 The Aeroplane Directory of the Aviation and Allied Industries
- ↑ 1947 British Industries Fair Advert 107; and p9
- ↑ [1] Wikipatents
- ↑ The Times 15 February 1957
- ↑ [2] Wikipatents