Exhaust air valve

Information

  • Patent Grant
  • D278079
  • Patent Number
    D278,079
  • Date Filed
    Friday, July 23, 1982
    42 years ago
  • Date Issued
    Tuesday, March 19, 1985
    39 years ago
Abstract
Description
Claims
  • The ornamental design for an exhaust air valve, substantially as shown and described.
Priority Claims (1)
Number Date Country Kind
URA 79/82 Jan 1982 DEX
US Referenced Citations (5)
Number Name Date Kind
2620673 Whitcomb Dec 1952
3315585 Hawkins et al. Apr 1967
3951130 Lowe Apr 1976
4059045 McClain Nov 1977
4103495 Graham Aug 1978