Chemicals for industrial purposes; chemicals, namely, silica sol for industrial purposes; chemicals, namely, organo silica sol for industrial purposes [ ; chemical silica for industrial purposes such as globular silica, hollow silica, porous silica and mesoporous silica; chemicals, namely, alkoxysilane for industrial purposes such as methyl silicate, propyle silicate and fused silicate; organic acid for industrial purposes such as citric acid and malic acid; chemicals for industry, namely, si...

WATCHES AND PARTS THEREOF