TREA

Electronic calculator

Follow

Information

  • Patent Grant
  • D309624
  • Patent Number
    D309,624
  • Date Filed
    Friday, October 10, 1986
    38 years ago
  • Date Issued
    Tuesday, July 31, 1990
    34 years ago
  • US Classifications
    Field of Search
    • US
    • D18 2
    • D18 6
    • D18 7
    • D18 11
    • D18 12
    • D10 2
    • D10 15
    • D10 30
    • D14 100
    • D14 106
    • D14 107
    • 200 5 A
    • 235 61 R
    • 340 365
    • 340 700
    • 364 706-710
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for an electronic calculator, as shown and described.
Priority Claims (1)
Number Date Country Kind
61-13463 Apr 1986 JPX
US Referenced Citations (6)
Number Name Date Kind
D235209 Baughman May 1975
D245108 Pemberton Jul 1977
D247522 Woithe Mar 1978
D273303 Sakamoto Apr 1984
D273593 Sakamoto Apr 1984
D297947 Yubisui Oct 1988
Non-Patent Literature Citations (1)
Entry
Best Catalog, 1985/86, p. 307, #16, Gr. 290, Library.