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. 17, 1983
Filed:
May. 29, 1980
Shozoo Fujita, Nagasaki, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A large scale display device such as an advertising having display surface formed by arranging a number of image display tubes lengthwise and breadthwise. The device includes a frame having main posts and block-shaped face plates to each of which a number of image display tubes and a control unit are secured to form an assembly. The assemblies are piled one on another beginning with the lowest line in the frame and secured to the main posts with horizontal support members which are provided integrally on the back of each block-shaped face plates. Waterproofing putty or the like is filled in the gaps between the upper and lower junctions and the right and left junctions of adjacent block-shaped face plates.