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Patent
   D321227
Priority
Dec 09 1988
Filed
Jun 08 1989
Issued
Oct 29 1991
Expiry
Oct 29 2005
Inventors
Norell, Er…
Assg.orig
Assg.curr
Entity
unknown
Referenced by
11
References
3
Maint.:
n/a
The ornamental design for a lung exerciser, as shown and described.

FIG. 1 is a front, top and left side perspective view of a lung exerciser showing my new design; and,

FIG. 2 is a rear, bottom and right side perspective view thereof.
INVENTORS:

Norell, Erik

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
5658221, Feb 10 1995 EVERETT D HOUGEN IRREVOCABLE TRUST Portable personal breathing apparatus and method of using same
5890998, Feb 10 1995 EVERETT D HOUGEN IRREVOCABLE TRUST Portable personal breathing apparatus
5899832, Jun 14 1996 EVERETT D HOUGEN IRREVOCABLE TRUST Compact lung exercising device
6083141, Feb 10 1995 EVERETT D HOUGEN IRREVOCABLE TRUST Portable respiratory exercise apparatus and method for using the same
D507684, Jul 14 2003 Artemis Rubber Technology Inc. Inner core for a chew toy for animals
D541419, Feb 15 2005 Jones Medical Instrument Company Hand-held spirometry device
D556908, Jan 03 2007 Jones Medical Instrument Company Mouthpiece for a spirometer
D777315, Aug 30 2011 QUINTRON INSTRUMENT COMPANY, INC Evacuated air chamber
D840529, Aug 18 2017 Breathing apparatus
D856025, Nov 20 2017 Progressive Home Hardware Inc.; Progressive Home Hardware Inc Multi-position plant hanger
ER5066,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1211369,
1570567,
D315583, Mar 15 1988 RESPIRONICS NEW JERSEY, INC Inspiratory muscle exerciser or similar article
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