Unitary, disposable filter unit

Information

  • Patent Grant
  • D270947
  • Patent Number
    D270,947
  • Date Filed
    Monday, March 2, 1981
    43 years ago
  • Date Issued
    Tuesday, October 11, 1983
    40 years ago
Abstract
Description
Claims
  • The ornamental design for a unitary, disposable filter unit, as shown and described.
US Referenced Citations (7)
Number Name Date Kind
D242655 Cade Dec 1976
D248495 Nakao et al. Jul 1978
D250129 Skinner Oct 1978
D261413 Eddleman Oct 1981
D264248 Steigerwald May 1982
3295686 Krueger Jan 1967
4180383 Johnson Dec 1979
Non-Patent Literature Citations (1)
Entry
Cole-Parmer Cat. 1979-1980, .COPYRGT.1978, p. 274, Sterile, Disposable Filter Unit.