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Patent
   D272184
Priority
Aug 27 1982
Filed
Aug 27 1982
Issued
Jan 10 1984
Expiry
Jan 10 1998
Inventors
Karpowicz,…
Assg.orig
BOEHRINGER…
Assg.curr
Boehringer…
Entity
unknown
Referenced by
47
References
4
Maint.:
n/a
The ornamental design for a disposable pneumotach tube, as shown and described.

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.
INVENTORS:

Karpowicz, John

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THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4114608, Feb 11 1976 SHERWOOD MEDICAL CO Inhalation device
4122842, Aug 07 1974 Puritan Bennett Corporation Pulmonary diagnostic instrument including breath transducer
4211240, Oct 10 1978 Inspiratory force adaptor
D242956, Jun 11 1975 OWENS-ILLINOIS TELEVISION PRODUCTS INC Lung exercise device
ASSIGNMENT RECORDS    Assignment records on the USPTO
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 26 1982KARPOWICZ, JOHNBOEHRINGER LABORATORIES, A CORP OF PA ASSIGNMENT OF ASSIGNORS INTEREST 0040410375 pdf
Aug 27 1982Boehringer Laboratories(assignment on the face of the patent)
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