Holographic Interference Solid ?

From: Wolfgang Schloegl (University of Erlangen)
To: RP-ML
Date: Tuesday, June 7, 1994
Subject: Holographic Interference Solid ?
Hi all,
     I read in Annals of the CIRP Vol. 40/2/1991 about a RP-process: Holographic Interference Solid They 
write the process is developed by Quadtec Pty, Melbourne, Australia.
     I haven't found anything newer about this, yet. Does anyone know if there is progress in this technology?
Wolfgang Schloegl