Galvanic batteries; Scientific apparatus, namely, sensing and signaling devices for measurement and quality control of materials processing by laser; Plates for batteries; Fire extinguishing apparatus; Testing apparatus for testing printed circuit boards; Electrical distribution boxes; Weighing apparatus and instruments; Batteries, electric; Grids for batteries; Optical inspection apparatus; High tension batteries; Inverters; Photovoltaic cells; Accumulators, electric; Scientific instrumentation for measuring weight, chemical levels in water; Galvanic cells; Resistors for distributing or controlling electric current; Solar batteries; Optical sensors; Educational apparatus, namely, a transparent tank used as a teaching aid for the chemical process of making alternative fuels; Life-saving rafts; Fire alarms; Radiation detection apparatus; Battery boxes; Marine radio communication machines and apparatus; Nautical and photographic apparatus and instruments, namely, underwater housings for cameras, underwater enclosures for cameras and underwater enclosures for photographic lenses; Electric transformers; Integrated circuits; Solar panels for the production of electricity; Industrial automation controls