Aquarium filter

Information

  • Patent Grant
  • D280658
  • Patent Number
    D280,658
  • Date Filed
    Friday, May 6, 1983
    43 years ago
  • Date Issued
    Tuesday, September 17, 1985
    40 years ago
Abstract
Description
Claims
  • The ornamental design for an aquarium filter, substantially as shown and described.
US Referenced Citations (12)
Number Name Date Kind
D174482 Willinger Apr 1955
D190273 Stark May 1961
D213555 Willinger Mar 1969
D246724 Willinger Dec 1977
D246793 Goldman et al. Dec 1977
D248965 Willinger Aug 1978
3477580 Willinger Nov 1969
3630367 Willinger Dec 1971
3746168 Willinger et al. Jul 1973
3746169 Willinger et al. Jul 1973
3891555 Bennett et al. Jun 1975
4186093 Willinger Jan 1980