Medical suction control instrument

- PMT Inc.


FIG. 1 is a front elevational view of a medical suction control instrument showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view;

FIG. 4 is a left side elevational view;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited

U.S. Patent Documents

D241476 September 1976 Lahay
D247915 May 16, 1978 Lahay
3595234 July 1971 Jackson
4158916 June 26, 1979 Adler
4205677 June 3, 1980 Engstrom
4356823 November 2, 1982 Jackson

Patent History

Patent number: D283641
Type: Grant
Filed: Dec 13, 1982
Date of Patent: Apr 29, 1986
Assignee: PMT Inc. (Hopkins, MN)
Inventors: Robert F. Spetzler (Shaker Heights, OH), Alfred A. Iversen (Minnetonka, MN)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Attorney: Hugh D. Jaeger
Application Number: 6/449,163


Current U.S. Class: D24/26; D24/8; D24/51