Inventors:
Nicola Joan Cassels, Christine Tynan, Nicola Conchie, Julie Marion Walker, Philip Anderson Cottrill, Graham Watts, Caroline Fiona Christabelle Thorpe, Vera Cassie, Warwick James Bailey, Stafford William Hamilton, Eileen Wood, Philip Michael Pass, Donald Gunn, Derek Alan Hudson
Inventors:
Nicola Joan Cassels, Christine Tynan, Nicola Conchie, Julie Marion Walker, Philip Anderson Cottrill, Graham Watts, Caroline Fiona Christabelle Thorpe, Vera Cassie, Warwick James Bailey, Stafford William Hamilton, Eileen Wood, Philip Michael Pass, Donald Gunn, Derek Alan Hudson