Aspirator

- Thomas Industries, Inc.
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Description

FIG. 1 is a perspective view of an aspirator, showing our new design;

FIG. 2 is an end elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is an front elevational view thereof;

FIG. 5 is an end elevational view opposite the end view of FIG. 2;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D154430 July 1949 Pratt
D270948 October 11, 1983 Say
4799924 January 24, 1989 Rosenblatt
Patent History
Patent number: D302728
Type: Grant
Filed: Jan 23, 1987
Date of Patent: Aug 8, 1989
Assignee: Thomas Industries, Inc. (Sheboygan, WI)
Inventors: Walter B. Herbst (Chicago, IL), Roy J. Rozek (Plymouth, WI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Attorneys: Basil E. Demeur, Robert E. Knechtel, Alan B. Samlan
Application Number: 7/6,105
Classifications
Current U.S. Class: D24/51; D24/59