Ultrasonic air-in-line detector
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Description
FIG. 1 is a top plan view of an ultrasonic air-in-line detector showing our new design, the bottom plan view being identical;
FIG. 2 is a front elevational view;
FIG. 3 is a top, front and left side perspective view, the right side perspective view being identical;
FIG. 4 is a top, front and left side perspective view, the ultrasonic air-in-line detector now separated; and
FIG. 5 is a rear elevational view thereof.
Referenced Cited
Patent History
Patent number: D308946
Type: Grant
Filed: Mar 18, 1988
Date of Patent: Jul 3, 1990
Assignee: Fisher Scientific Company (Pittsburgh, PA)
Inventors: Larry Wilson (Poway, CA), Laurence Walden (San Diego, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Nydegger & Harshman
Application Number: 7/169,756
Type: Grant
Filed: Mar 18, 1988
Date of Patent: Jul 3, 1990
Assignee: Fisher Scientific Company (Pittsburgh, PA)
Inventors: Larry Wilson (Poway, CA), Laurence Walden (San Diego, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Nydegger & Harshman
Application Number: 7/169,756
Classifications
Current U.S. Class:
Measuring, Regulating Or Indicating Instrument, Or Casing (D10/46)