79053232
Mar 17, 2008
Nov 10, 2009
Chemicals used in industry, science and photography; chemical agents for the coating of electrical contacts
ChemicalsCommon metals and their alloys; common metals, unwrought or semi-wrought; metal coverings for application on electrical contacts, included in this class; plating compositions composed of metal for corrosion and abrasion protection for electrical contacts
Metal GoodsTreatment of materials relating to coatings and coverings, namely, application of coatings and coverings on electrical contacts
Treatment of Materials