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. 26, 1989
Filed:
Nov. 14, 1986
Applicant:
Inventor:
Simon Duinker, Bloemendaal, NL;
Assignee:
B. V. Optische Industrie 'De Oude Delft', Delft, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21K / ;
U.S. Cl.
CPC ...
378146 ; 378147 ; 378149 ;
Abstract
A piezo-electric attenuation tongue system for slit radiography equipment comprises a number of tongues placed next to each other. The tongue system is manufactured by slitting a plate of piezoelectric material from one of the edges but leaving unslit a strip of the plate along the opposite edge.
Duinker, Simon. (1989). Piezoelectric attenuation tongue system for slit radiography equipment (U.S. Patent No. 4890312). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4890312
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile