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. 05, 1979
Filed:
Oct. 20, 1977
Applicant:
Inventors:
Samuel Berkman, Florham Park, NJ (US);
Kyong-Min Kim, E. Windsor, NJ (US);
Harold E Temple, Trenton, NJ (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
422246 ; 422249 ; 156608 ; 1566 / ; 432194 ;
Abstract
Apparatus for pulling a ribbon shaped crystal from a melt of the same downwardly through a shaping guide having a 'V' shaped longitudinal trough for containing the melt. The inner wall of the trough is a die set having a longitudinal slit at the apex of the 'V'.