Improvements in optical revolving-light apparatus for lighthouses, floating lights, buoys, harbours, or for signalling or other purposes.
Brebner, Alexander,civil engineer.
London : Printed for Her Majesty's Stationary Office, by Darling & Son, Ltd.,
1894.
Caption title.
N⁰ 18,119 A.D. 1893 Date of application, 27th Sept., 1893 Complete Specification left, 7th June, 1894--accepted, 14th July, 1894.--at head of caption title.
Patent application by Alexander Brebner, a civil engineer in Edinburgh.
Lighthouses
England London.