Vertical pulse combustion boiler

Information

  • Patent Grant
  • D343675
  • Patent Number
    D343,675
  • Date Filed
    Friday, January 18, 1991
    35 years ago
  • Date Issued
    Tuesday, January 25, 1994
    32 years ago
Abstract
Description
Claims
  • The ornamental design for a vertical pulse combustion boiler, as shown and described.
US Referenced Citations (13)
Number Name Date Kind
2046530 Noack Jul 1936
2541175 Osterheld Feb 1951
2715390 Tenney et al. Aug 1955
2853995 Marks et al. Sep 1958
2911957 Kumm Nov 1959
3190340 Fritsch Jun 1965
4380215 Mendelson Apr 1983
4465024 Adams Aug 1984
4479484 Davis Oct 1984
4541410 Jatana Sep 1985
4655146 Lemelson Apr 1987
4759312 Pletzer Jul 1988
4846150 Maton Jul 1989