Passive infra-red sensor

Information

  • Patent Grant
  • D286383
  • Patent Number
    D286,383
  • Date Filed
    Thursday, October 11, 1984
    40 years ago
  • Date Issued
    Tuesday, October 28, 1986
    38 years ago
Abstract
Description
Claims
  • The ornamental design for a passive infra-red sensor, as shown and described.
US Referenced Citations (4)
Number Name Date Kind
4250498 Walter Feb 1981
4275303 Mudge Jun 1981
4447726 Mudge et al. May 1984
4484075 Kahl, Jr. et al. Nov 1984