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:
Jan. 13, 1981
Filed:
Mar. 15, 1979
Applicant:
Inventor:
Sol Rauch, Ottawa, CA;
Assignee:
Canadian Marconi Company, Montreal, CA;
Primary Examiner:
Int. Cl.
CPC ...
G01D / ; G09F / ;
U.S. Cl.
CPC ...
116202 ; 40573 ; 116272 ; 116D / ; 116304 ; 362 32 ; 350 961 ;
Abstract
Present parameter value indicators are wasteful of space and expense and have parallax error if viewed at an angle. This invention is a vertical strip bargraph comprising separately illuminated squares of different colors to indicate values of the parameter without parallax error and economical of space and expense.