Earplug

Information

  • Patent Grant
  • D330761
  • Patent Number
    D330,761
  • Date Filed
    Friday, September 21, 1990
    34 years ago
  • Date Issued
    Tuesday, November 3, 1992
    31 years ago
Abstract
Description
Claims
  • The ornamental design of an earplug, as shown.
US Referenced Citations (5)
Number Name Date Kind
D298356 Falco Nov 1988
2246737 Knudsen Jun 1941
2487038 Baum Nov 1949
4314553 Westerdal Feb 1982
4867149 Falco Sep 1989