75431292
Feb 9, 1998
Nov 5, 2002
Optical apparatus and instruments, namely, fiber optics; optical lenses; lasers not for medical purposes; optical fibers, namely, light conducting filaments; microscopes; optical condensers; optical connectors; actinometers; diffraction gratings for microscopy; measuring glassware; photometers; fiber optic cable; optical character readers; glass rod lenses and lightguides with or without light focusing characteristics for optical use
Electrical and Scientific Apparatus