The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 29, 1979
Filed:
Jun. 16, 1977
Jacques Duchene, Grenoble, FR;
Robert Meyer, Gieres, FR;
Commissariat a l'Energie Atomique, Paris, FR;
Abstract
An electrolytic display cell of the type comprising an electrolyte containing a metallic salt dissolved in a solvent, two parallel plates whereof one is covered by a semi-transparent electrode and whereof the other supports a counter-electrode, the electrode and counter-electrode being connected to the positive and negative poles of a d.c. voltage source via a switch permitting the connection of each pole to any one of the electrodes, the display being obtained by connecting the electrode to the negative pole of the source and the erasing by connecting the electrode to the positive pole, wherein the solvent is an organic solvent and the salt a silver halide.