73451299
Nov 4, 1983
May 14, 1985
Sunglasses; Eyeglasses; Lenses and Frames for Glasses; Hinges for Glasses; Glass Cases; Cameras; Camera Lenses; Binoculars; Telescopes; Microscopes; Magnifying Lenses; Compasses; Fixed Focus Lenses; Barometers and Thermometers
Electrical and Scientific Apparatus