Arithmetic operation control machine for electronic computers

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Description

FIG. 1 is a front, top, and right side perspective view of an arithmetic operation control machine for electronic computers showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D275009 August 7, 1984 Shibata
D279580 July 9, 1985 Kurihara
D280819 October 1, 1985 Nishibori et al.
Other references
  • Radio Shack TRS-80 microcomputer catalog #RSC-8, 1983, p. 38, TRS-80 pocket computer PC-2. Official Gazette issued Apr. 26, 1983, Japanese Design Reg. No. 599852, registered 2/28/83. Personal Computer "Multi 8" of Mitsubishi Electric Corporation, published in Electric Wave News on May 25, 1983.
Patent History
Patent number: D285923
Type: Grant
Filed: Mar 7, 1984
Date of Patent: Sep 30, 1986
Assignee: Tokyo Shibaura Denki Kabushiki Kaisha
Inventors: Tsuneo Takahashi (Kawagoe), Takaharu Andoh (Yokohama), Keiichi Washizuka (Yokohama)
Primary Examiner: Susan J. Lucas
Law Firm: Finnegan, Henderson, Farabow, Garrett & Dunner
Application Number: 6/586,993
Classifications
Current U.S. Class: D14/100; With Keyboard (D18/7)