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:
Dec. 04, 1990
Filed:
Jul. 22, 1988
Applicant:
Inventors:
James D Chamberlain, Maple Heights, OH (US);
Marko Moscovitch, South Euclid, OH (US);
Assignee:
The Harshaw Chemical Company, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01T / ;
U.S. Cl.
CPC ...
2504841 ; 2504821 ;
Abstract
An improved dosimeter characterized by a filter construction which gives rise to improved angular independence of delivered dose. Also disclosed is an improved tamper-proof holder for a TLD card, and the holder also desirably provides a dirt and moisture resistant environment for the TLD card.