74533334
Jun 6, 1994
May 14, 1996
optical viewing devices for use in observing, visualizing, or inspecting objects in air or immersed in liquids, namely periscopes, telescopes, microscopes, immersible cameras, video or photographic
Electrical and Scientific Apparatusoptical viewing devices for use as toys or sporting apparatus in observing, visualizing, or inspecting objects in air or immersed in liquids, namely periscopes, telescopes, microscopes, cameras, video or photographic
Toys and Sporting Goods