Aquarium air pump
Latest Willinger Bros., Inc. Patents:
FIG. 1 is a perspective view taken from the front and left side of an aquarium air pump, showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a perspective view taken from the front and left side of a modified form of the aquarium air pump as shown in FIG. 1;
FIG. 7 is a top plan view of FIG. 6;
FIG. 8 is a bottom plan view of FIG. 6;
FIG. 9 is a right side elevational view of FIG. 6;
FIG. 10 is a rear elevational view of FIG. 6;
FIG. 11 is a perspective view taken from the front and left side of a second modified form of the aquarium air pump shown in FIG. 1;
FIG. 12 is a top plan view of FIG. 11;
FIG. 13 is a bottom plan view of FIG. 11;
FIG. 14 is a right side elevational view of FIG. 11; and
FIG. 15 is a rear elevational view of FIG. 11.
D207363 | April 1967 | Lovitz |
D215765 | October 1969 | Levin |
D224355 | July 1972 | Kondo |
D224356 | July 1972 | Kondo |
D227506 | June 1973 | Kondo |
D227507 | June 1973 | Kondo |
3671151 | June 1972 | Duke et al. |
3825374 | July 1974 | Kondo |
3830596 | August 1974 | Kondo |
Type: Grant
Filed: Jan 17, 1977
Date of Patent: Mar 7, 1978
Assignee: Willinger Bros., Inc. (New York, NY)
Inventors: Allan H. Willinger (New York, NY), Harding W. Willinger (New York, NY), Monte L. Levin (New York, NY)
Primary Examiner: James R. Largen
Attorney: Abraham Friedman
Application Number: 5/759,775