Patent
   D730894
Priority
Oct 18 2012
Filed
Apr 09 2013
Issued
Jun 02 2015
Expiry
Jun 02 2029
Assg.orig
Entity
unknown
11
17
n/a
The ornamental design for a magnetic disc storage unit for electronic computer, as shown.

FIG. 1 is a front, top and right side perspective view of a magnetic disc 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; and,

FIG. 7 is a bottom plan view thereof.

Kumagai, Kenta, Utsuki, Toshiyuki, Umezawa, Koichi, Kasahara, Yoshikatsu, Hokari, Junpei, Yokoi, Chikazu

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 27 2013HOKARI, JUNPEIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0301770587 pdf
Feb 27 2013UTSUKI, TOSHIYUKIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0301770587 pdf
Feb 27 2013UMEZAWA, KOICHIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0301770587 pdf
Feb 27 2013KUMAGAI, KENTAHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0301770587 pdf
Feb 28 2013YOKOI, CHIKAZUHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0301770587 pdf
Mar 01 2013KASAHARA, YOSHIKATSUHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0301770587 pdf
Apr 09 2013Hitachi, Ltd.(assignment on the face of the patent)
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