Lighting apparatus and instruments for medical and surgical use; surgical light probes; light sources for surgical use; surgical lamps; medical apparatus and instruments, excluding pulse measuring devices; surgical apparatus and instruments, excluding pulse measuring devices; surgical probes.

Apparatus and devices for water supply; apparatus and devices for water management namely for storm-water harvesting, storm-water drainage, and waste water treatment; apparatus and devices for sanitary purposes; cisterns; apparatus and devices for sewage treatment, processing and purification; filters; sewage installations

Apparatus and devices for water supply, collection, retention, management and storage; apparatus and devices for sanitary purposes; cisterns; apparatus and devices for sewage treatment, processing and purification; filters; sewage installations