Programmable logic controller

- Schneider Automation
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Description

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

FIG. 2 is a top, front and left side perspective view thereof.

The structure shown in phantom lines in FIGS. 1 and 2 is for illustrative purposes only and forms no part of the claim design.

Referenced Cited
U.S. Patent Documents
D282461 February 4, 1986 Shimizu et al.
D309446 July 24, 1990 Ruseell
D325900 May 5, 1992 Shimizu et al.
D351827 October 25, 1994 Shimizu et al.
D368252 March 26, 1996 Nakai
Patent History
Patent number: D409155
Type: Grant
Filed: Jun 26, 1997
Date of Patent: May 4, 1999
Assignee: Schneider Automation (Valbonne)
Inventor: Andre Goletto (Plascassier-Grasse)
Primary Examiner: Brian N. Vinson
Law Firm: Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Application Number: 0/73,628
Classifications
Current U.S. Class: D13/1621
International Classification: 1303;