Patent
   D733135
Priority
Mar 21 2013
Filed
Sep 12 2013
Issued
Jun 30 2015
Expiry
Jun 30 2029
Assg.orig
Entity
unknown
9
24
n/a
We claim the ornamental design for a magnetic disk storage unit for electronic computer, as shown.

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; and,

FIG. 7 is a bottom plan view thereof.

Kobayashi, Toru, Kumagai, Kenta, Utsuki, Toshiyuki, Yamagata, Manabu, Umezawa, Koichi, Hokari, Junpei

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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 09 2013UTSUKI, TOSHIYUKIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0311920099 pdf
Jul 09 2013HOKARI, JUNPEIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0311920099 pdf
Jul 09 2013UMEZAWA, KOICHIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0311920099 pdf
Jul 09 2013KUMAGAI, KENTAHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0311920099 pdf
Jul 16 2013YAMAGATA, MANABUHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0311920099 pdf
Jul 16 2013KOBAYASHI, TORUHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0311920099 pdf
Sep 12 2013Hitachi, Ltd.(assignment on the face of the patent)
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