Patent
   D400509
Priority
Nov 23 1995
Filed
May 23 1996
Issued
Nov 03 1998
Expiry
Nov 03 2012
Assg.orig
Entity
unknown
19
5
n/a
The ornamental design for a programmable logic controller, as shown and described.

FIG. 1 is a top, front and left side perspective view of programmable logic controller showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a bottom, rear and right side perspective view thereof.

Brunelle, Herve

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Patent Priority Assignee Title
5216579, Jan 29 1992 INTERNATIONAL BUSINESS MACHINES CORPORATION A CORP OF NEW YORK Rack based packaging system for computers with cable, cooling and power management module
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 23 1996AEG Schneider Automation(assignment on the face of the patent)
Jul 04 1996BRUNELLE, HERVEAEG Schneider AutomationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0081080263 pdf
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