Photometer

Information

  • Patent Grant
  • D319194
  • Patent Number
    D319,194
  • Date Filed
    Monday, November 6, 1989
    36 years ago
  • Date Issued
    Tuesday, August 20, 1991
    34 years ago
Abstract
Description
Claims
  • The ornamental design for a photometer, as shown and described.
US Referenced Citations (13)
Number Name Date Kind
D251775 Schmidt et al. May 1979
D258273 Collister et al. Feb 1981
D276315 Collister Nov 1984
D282724 Collister et al. Feb 1986
D283107 Collister et al. Mar 1986
D285114 Collister et al. Aug 1986
D310178 Collister et al. Aug 1990
3702736 Coggeshall Nov 1972
3877817 Ralston Apr 1975
4236075 Nexo et al. Nov 1980
4293222 Caruso et al. Oct 1981
4304490 Murakoshi et al. Dec 1981
4989975 Dencks et al. Feb 1991