Computers, namely, computers for converting the formats of streaming digital audio/video objects, computers for receiving and recording multimedia data, in particular audio/video data, computers for distributing and transmitting such data, particularly over computer networks, to individual receivers, groups of receivers, or a plurality of receivers, computers for processing, playing back, and presenting multimedia data, in particular audio/video data; computer software, namely, software and s...

Chemicals; compounds, agents and gels containing ammonium bi-flouride all for use in glass etching

Glass etching