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:
Mar. 29, 1988
Filed:
Aug. 14, 1985
Applicant:
Inventors:
Assignee:
AGFA-Gevaert AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
378173 ; 378176 ; 2504752 ; 271236 ; 271238 ;
Abstract
A plain film platform for projection screen apparatus for X-ray apparatus has a platform member, a first fixed guiding strip for a film extending along one vertical side, a second fixed guiding strip extending along a lower side near the opposite vertical side over a small part of the platform member, and a third movable guiding strip extending between the first and second guiding strips and displaceable parallel to the lower second guiding strip.