Apparatus, instruments and cables for electricity; diving equipment; downloadable and recorded content; information technology and audio-visual, multimedia and photographic devices; magnets, magnetizers and demagnetizers; measuring, detecting, monitoring and controlling devices; navigation, guidance, tracking, targeting and map making devices; optical devices, enhancers and correctors; safety, security, protection and signalling devices; scientific and laboratory devices for treatment using e...

Microporous PTFE membrane for further manufacture into diaphragms for use in electrochemical liquid and gas separation