1851 Great Exhibition: Official Catalogue: Class VIII.: Joseph Brown
169A. BROWN, JOSEPH, 71 Leadenhall Street — Inventor and Manufacturer.
Registered portable raft for the preservation of life from shipwreck, etc.
Patent double-action sofa bed, intended to prevent sea sickness.
Patent fire-escape; it forms a raised platform, and it may be used as a scaffold, for exterior decorations, etc.