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Patent
D690694
Priority
Mar 08 2011
Filed
Aug 08 2011
Issued
Oct 01 2013
Expiry
Oct 01 2027
Assg.orig
Entity
unknown
27
35
n/a
The ornamental design for a magnetic disc storage unit for electronic computer, as shown and described.
FIG. 1 is a front, top and right side perspective view of a magnetic disk storage unit for electronic computer showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is an enlarged view of the portion identified in FIG. 2 by the section “A-A” and “B-B” shown separately to more clearly illustrate the gridded portion.
The broken line showings in FIG. 7 are included for the purpose of illustrating portions of the magnetic disk storage unit for electronic computer and form no part of the claimed design.
Kumagai, Kenta , Utsuki, Toshiyuki , Umezawa, Koichi , Kasahara, Yoshikatsu , Hashizume, Sayuri , Yokoi, Chikazu
Patent
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Executed on Assignor Assignee Conveyance Frame Reel Doc
Apr 18 2011 UTSUKI, TOSHIYUKI Hitachi, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 026715 /0012
pdf
Apr 18 2011 HASHIZUME, SAYURI Hitachi, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 026715 /0012
pdf
Apr 19 2011 UMEZAWA, KOICHI Hitachi, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 026715 /0012
pdf
Apr 19 2011 KUMAGAI, KENTA Hitachi, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 026715 /0012
pdf
Apr 22 2011 YOKOI, CHIKAZU Hitachi, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 026715 /0012
pdf
Apr 22 2011 KASAHARA, YOSHIKATSU Hitachi, LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 026715 /0012
pdf
Aug 08 2011 Hitachi, Ltd. (assignment on the face of the patent) /
Apr 01 2024 Hitachi, LTD HITACHI VANTARA, LTD COMPANY SPLIT 069518 /0761
pdf
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