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:
Apr. 04, 1978
Filed:
Feb. 10, 1977
Applicant:
Inventor:
Leighton L Chen, Greensboro, NC (US);
Assignee:
Loew's Theatres, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
250343 ; 250252 ; 250339 ; 356243 ;
Abstract
A calibration assembly for an infrared moisture analyzer used for measuring the moisture content of tobacco leaf is described. The assembly comprises a housing for a glass window etched on at least one face and a layer of a particulate material having average particle sizes of about 50-100 microns. The assembly is characterized as having a reflectance similar to that of tobacco.