73492648
Jul 30, 1984
Jul 15, 1986
FLEXIBLE TRANSPARENT SHEETS MADE OF THIN FILM DEPOSITION METALS, METAL ALLOYS AND METAL COMPOUNDS, NAMELY, FLEXIBLE TRANSPARENT SHEETS HAVING OPTICAL OR ELECTRICAL PROPERTIES, FLEXIBLE TRANSPARENT SHEETS FOR TRANSMISSION OR REFLECTION OF ELECTROMAGNETIC ENERGY [ AND FLEXIBLE TRANSPARENT SHEETS CAPABLE OF STORING DIGITAL DATA BY MAGNETISM OR MAGNETIC OPTICS ]
Electrical and Scientific Apparatus