75671791
Mar 31, 1999
Dec 18, 2001
ELECTROOPTIC PRODUCTS AND ACCESSORIES RELATED TO SUCH PRODUCTS, NAMELY, ELECTROCHROMIC EYEWEAR WHICH CONSISTS OF OPHTHALMIC LENSES THAT DARKEN IN RESPONSE TO AN APPLIED ELECTRIC FIELD OF A GIVEN POLARITY AND LIGHTEN IN RESPONSE TO AN APPLIED ELECTRIC FIELD OF OPPOSITE POLARITY, FOR GENERAL CONSUMER USE
Electrical and Scientific Apparatus