TREA

Electronic calculator

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Information

  • Patent Grant
  • D314206
  • Patent Number
    D314,206
  • Date Filed
    Monday, April 20, 1987
    39 years ago
  • Date Issued
    Tuesday, January 29, 1991
    35 years ago
Information
Abstract
Description
Claims
  • The ornamental design for an electronic calculator, as shown.
Priority Claims (1)
Number Date Country Kind
61-52575 Dec 1986 JPX
US Referenced Citations (7)
Number Name Date Kind
D258740 Matsumoto Mar 1981
D273307 Yamagami Apr 1984
D282853 Yoshioka et al. Mar 1986
D287507 Yoshioka et al. Dec 1986
D287508 Yoshioka et al. Dec 1986
D297547 Sasaki Sep 1988
4697072 Kawana Sep 1987
Non-Patent Literature Citations (2)
Entry
Office Products Dealer (OPD); Jul. 1985; p. 77; lower left corner.
Hong Kong Enterprise; Sep. 1985; p. 300; #601; lower left side.