Apparatus and instruments for accumulating and storing electricity, namely, batteries; apparatus and instruments for controlling electricity, namely, transistors; photovoltaic cells and photovoltaic inverters; electric and electronic components, namely, batteries; electric converters; electricity inverters; AC/DC inverters; transformers; rectifiers; electrical power distributors for vehicles; electric cables and wires; apparatus and instruments for controlling electric current; electric relay...

AUDIO AND VIDEO NETWORK SWITCHING AND EDITING DEVICES; AMPLIFIERS, BAL ANCERS,SYNCHRONIZERS, EQUALIZERS AND OTHER ELECTRICAL AND ELECTRONIC COMPONENTS FORAUDIO AND VIDEO EQUIPMENT

ELECTRONIC SELECTIVE CONTROL FOR USE WITH ELECTRICALLY CONTROLLED AUTOMATIC TYPEWRITING MACHINE

TYPEWRITER