Programmable controller
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Description
FIG. 1 is a front, top and right side perspective view of a programmable controller showing our new design;
FIG. 2 is front elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and
FIG. 7 is a rear elevational view thereof.
Referenced Cited
Patent History
Patent number: D307740
Type: Grant
Filed: Aug 22, 1986
Date of Patent: May 8, 1990
Assignee: Hitachi, Ltd. (Tokyo)
Inventors: Masato Shibayama (Sayama), Kazuyuki Tsuburaya (Akikawa), Michiaki Kotsuka (Chiba), Takayuki Oshiga (Narashino), Katsuhiro Fujiwara (Sakura)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Joel Sincavage
Law Firm: Antonelli, Terry & Wands
Application Number: 6/899,428
Type: Grant
Filed: Aug 22, 1986
Date of Patent: May 8, 1990
Assignee: Hitachi, Ltd. (Tokyo)
Inventors: Masato Shibayama (Sayama), Kazuyuki Tsuburaya (Akikawa), Michiaki Kotsuka (Chiba), Takayuki Oshiga (Narashino), Katsuhiro Fujiwara (Sakura)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Joel Sincavage
Law Firm: Antonelli, Terry & Wands
Application Number: 6/899,428
Classifications
Current U.S. Class:
Linear Array Of Three Or More Identical Control Or Display Elements (D13/164)