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. 17, 1986
Filed:
Aug. 05, 1983
Applicant:
Inventor:
Emile Gabbay, Paris, FR;
Assignee:
Thomson-CSF, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ; H01J / ; H01J / ;
U.S. Cl.
CPC ...
378 41 ; 378134 ;
Abstract
The invention provides a general purpose X-ray tube for stereography usable in the field of radiology. An X-ray tube of the invention comprises at least three independent cathodes, each allowing a source of an X-ray beam to be obtained. These sources are at different distances from each other, so as to form working pairs allowing stereographic pictures to be taken of a subject with different enlargement values.