Classification Information
Binoculars; Microscopes; Monoculars; Biological microscopes; Microscopes, including stereomicroscopes; Reflecting telescopes; Surveying machines and instruments
Electrical and Scientific ApparatusBinoculars; Microscopes; Monoculars; Biological microscopes; Microscopes, including stereomicroscopes; Reflecting telescopes; Surveying machines and instruments
Electrical and Scientific Apparatus