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:
Oct. 04, 1977
Filed:
Feb. 26, 1976
Applicant:
Inventor:
Jan Roos, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
360110 ; 360 55 ; 3401 / ;
Abstract
A magnetic bubble domain device for recording information on a magnetizable recording medium including a shift register filled with a series of bubble domains coded in accordance with the information to be recorded, the whole bubble domain pattern being printed, in combination with a magnetic transfer field, in one time on a recording medium, new information replacing the old information by shifting of the bubble domains in the register.