Assignment of letters patent

Scope and Content

Assignment of letters patent between Thomas David Jones, William Alfred Terrell, Percy Alfred Lewis and Samuel Flook and the Trustees of the Monmouthshire and South Wales Coal Owners’ Association. The patents referred to in the assignment relate to the treatment of dust laden air and the suppression and reduction of dust in coal cutting (jib-spray, coal-cutter spray and water-interlock).

Custodial History

Previous reference: 1991/548/2/23