Pulse generating machine for use in treating tools

Information

  • Patent Grant
  • D306600
  • Patent Number
    D306,600
  • Date Filed
    Monday, May 4, 1987
    37 years ago
  • Date Issued
    Tuesday, March 13, 1990
    34 years ago
Abstract
Description
Claims
  • The ornamental design for a pulse generating machine for use in treating tools, as shown and described.
US Referenced Citations (4)
Number Name Date Kind
D143109 Akers Aug 1945
D201438 Levin Jun 1965
4289566 Feil Sep 1981
4743780 Opie May 1988