Disposable pneumotach tube

- Boehringer Laboratories
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Description

FIG. 1 is a front perspective view of a disposable pneumotach tube, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation thereof;

FIG. 4 is a side elevation thereof; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D242956 January 4, 1977 Miller et al.
4114608 September 19, 1978 Russo
4122842 October 31, 1978 Pikul
4211240 July 8, 1980 Gallagher
Patent History
Patent number: D272184
Type: Grant
Filed: Aug 27, 1982
Date of Patent: Jan 10, 1984
Assignee: Boehringer Laboratories (Wynnewood, PA)
Inventor: John Karpowicz (Havertown, PA)
Primary Examiner: Bernard Ansher
Law Firm: Paul & Paul
Application Number: 6/412,228
Classifications
Current U.S. Class: D24/17; D24/99
International Classification: D2402;