Patent
   D258084
Priority
Jan 30 1978
Filed
Jan 30 1978
Issued
Jan 27 1981
Expiry
Jan 27 1995
Assg.orig
Entity
unknown
6
2
n/a
The ornamental design for a portable respirator, as shown and described.

FIG. 1 is a perspective view of a portable respirator showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom end view thereof;

FIG. 6 is a front end view thereof; and

FIG. 7 is a bottom plan view thereof.

The mirror and mount shown in broken lines in FIG. 1 are for illustrative purposes only and do not form part of my claimed design.

Weingarten, Walter W.

Patent Priority Assignee Title
5678722, Mar 15 1996 Pressure chamber
5711450, Mar 15 1996 Door for closing an opening in a pressure vessel
D306577, Mar 27 1987 Kabushiki Kaisha Toshiba Superconducting magnet for magnetic resonance imaging apparatuses
D346864, Mar 25 1993 SCHWARTZ, RICHARD L Hyperbaric chamber
D347064, Apr 13 1991 DRAEGERWERK AG A CORPORATION OF THE FED REP OF GERMANY Housing for an oxygen respirator
D923179, Jun 18 2019 TEYI MEDICAL TECHNOLOGY CORP Short-term rest module
Patent Priority Assignee Title
2506865,
2652047,
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