Programmable controller

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Description

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

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D278710 May 7, 1985 Shimizu et al.
D282253 January 21, 1986 Shimizu et al.
D287117 December 9, 1986 Saiki et al.
D292394 October 20, 1987 Boucher
4152750 May 1, 1979 Bremenour et al.
4250563 February 10, 1981 Struger
4672511 June 9, 1987 Meusel et al.
Other references
  • Designer News, Nov. 1985.
Patent History
Patent number: D305020
Type: Grant
Filed: Aug 26, 1986
Date of Patent: Dec 12, 1989
Assignee: Koyo Electronics Industries Co., Ltd. (Tokyo)
Inventors: Kiichi Naoi (Tokyo), Yuichi Watanabe (Tokyo), Hitoshi Manta (Tokyo)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Joel Sincavage
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 6/900,479
Classifications
Current U.S. Class: D13/12