TREA

Combined calculator and puzzle or similar article

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Information

  • Patent Grant
  • D312093
  • Patent Number
    D312,093
  • Date Filed
    Tuesday, June 7, 1988
    36 years ago
  • Date Issued
    Tuesday, November 13, 1990
    34 years ago
  • US Classifications
    Field of Search
    • US
    • D18 2
    • D18 6
    • D18 7
    • D21 104
    • 200 5 A
    • 235 1 B
    • 235 1 D
    • 235 123
    • 235 145 R
    • 235 145 A
    • 364 708
    • 364 710-712
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for combined calculator and puzzle or similar article, as shown and described.
US Referenced Citations (5)
Number Name Date Kind
D235452 Ikeda Jun 1975
D235879 Kitai Jul 1975
1101567 Ridgway Jun 1914
4104728 Kasubuchi Aug 1978
4351988 Allbright Sep 1982