Keyboard for a calculator or a combined calculator and watch or similar article

Information

  • Patent Grant
  • D243751
  • Patent Number
    D243,751
  • Date Filed
    Thursday, March 6, 1975
    49 years ago
  • Date Issued
    Tuesday, March 22, 1977
    47 years ago
Abstract
Description
Claims
  • The ornamental design for a keyboard for a calculator or a combined calculator and watch or similar article, as shown and described.
US Referenced Citations (4)
Number Name Date Kind
3738099 Tanaka Jun 1973
3803834 Reese Apr 1974
3813533 Cone May 1974
3867619 Arauchi Feb 1975