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. 22, 1977
Filed:
Oct. 30, 1975
Applicant:
Inventor:
Richard M Josephs, Willow Grove, PA (US);
Assignee:
Sperry Rand Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; C23C / ;
U.S. Cl.
CPC ...
427-8 ; 427 58 ; 427 93 ; 427 96 ; 427123 ; 427124 ; 427125 ; 427131 ; 427132 ; 427250 ; 427255 ; 2041 / ;
Abstract
The invention discloses a technique for fabricating an amorphous (i.e., non-crystalline) bubble device which enables high quality permalloy films for drive circuits and magneto-resistors to be deposited without destroying the magnetic properties of the amorphous film.