Electronic teaching quizzer

Information

  • Patent Grant
  • D377665
  • Patent Number
    D377,665
  • Date Filed
    Friday, March 22, 1996
    30 years ago
  • Date Issued
    Tuesday, January 28, 1997
    29 years ago
Abstract
Description
Claims
  • The ornamental design for an electronic teaching quizzer, as shown and described.
US Referenced Citations (5)
Number Name Date Kind
D312075 Lam Nov 1990
D349299 Fok Aug 1994
D356781 Poon Mar 1995
D361784 Saddler et al. Aug 1995
D364889 Ishiura Dec 1995