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:
Oct. 24, 1989
Filed:
Feb. 05, 1988
Karl-Gunter Schwartz, Worms, DE;
G & H Montage, Ludwigshafen, DE;
Abstract
A wall panelling for altering the acoustic properties of a wall, comprising wall elements adapted to have their orientation altered with respect to the wall. The wall panelling comprises a plurality of hinged frames mounted on the wall panelling or the wall itself and adapted to be swung away from the wall panelling or wall, respectively. The frames contain wall elements mounted therein for rotation by 180.degree. with respect to the associated frame. The front and rear faces of the wall elements have different acoustic absorption or reflection properties.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile