Publication date: 18 May 1869.
Issue: 23498.
Page: 7.
Name: Sir Frederick Sykes Baronet.
Marital Status: Not given.
Patent Law Amendment Act, 1852. Office of the Commissioners of Patents for Inventions. Notice is hereby given, that - 91. And Sir Frederick Sykes, of Isenhurst, in the county of Sussex, Baronet, has given the like notice in respect of the invention of "an improved mode of, and apparatus for, defending ships, forts, and other vessels or structures against injury from projectiles. " As set forth in their respective petitions, both recorded in the said office on the 12th day of January, 1869.