Liquid level detector
Description
FIG. 1 is a top, front, and left side perspective view of a liquid level detector showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a left side elevational view; and
FIG. 5 is a bottom plan view thereof.
Referenced Cited
Patent History
Patent number: D312219
Type: Grant
Filed: Mar 10, 1988
Date of Patent: Nov 20, 1990
Assignee: Waterwatch, Inc. (St. Louis, MO)
Inventors: Ryder Pratt (St. Louis, MO), George H. Fathauer (Tempe, AZ)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Kalish & Gilster
Application Number: 7/166,155
Type: Grant
Filed: Mar 10, 1988
Date of Patent: Nov 20, 1990
Assignee: Waterwatch, Inc. (St. Louis, MO)
Inventors: Ryder Pratt (St. Louis, MO), George H. Fathauer (Tempe, AZ)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Kalish & Gilster
Application Number: 7/166,155
Classifications