75176628
Oct 3, 1996
Mar 31, 1998
Active Trademark
lubricants for industrial and scientific purposes; oils, greases, waxes and oil-, grease-, or wax-based compounds used as lubricants and sealants in vacuum systems; waxes used in the manufacture of semiconductors as a mounting media and as a protective coating during etching processes; general purpose greases; laboratory and industrial vapor diffusion pump oils; diffusion-ejector pump oils
Lubricants and Fuels