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:
Jun. 09, 1987
Filed:
Sep. 05, 1985
Applicant:
Inventors:
Walter Fabinski, Kriftel, DE;
Willi Apel, Frankfurt, DE;
Guenter Bernhardt, Frankfurt, DE;
Rudolf Jezdinsky, Frankfurt, DE;
Heinz Wolf, Kronberg, DE;
Assignee:
Hartmann & Braun AG, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
356440 ; 356437 ; 250573 ;
Abstract
A photometer includes a radiation source, a measuring chamber and a receiver, all arranged in a casing and through coupling-decoupling members definite temperature gradients are produced between the measuring chamber and the receiver-transmitter and other gradients through appropriate coupling members are established towards the cooled housing.