This was a short item in a book; you can search google books for
Chronological index of patents applied for and patents granted, for the year 1857
by B. Woodcroft
By Patent office
Published 1858

see page 191
21st December 1857
3127. William Thrift, and Adam High, of Stepney, in the County of Middlesex, for an invention for- "An improved self acting ship's watercloset."
Letters Patent sealed.