Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Breathing mask
D250047 Breathing mask
Patent Drawings:Drawing: D250047-2    Drawing: D250047-3    
« 1 »

(2 images)

Inventor: Lewis, et al.
Date Issued: October 24, 1978
Application: 05/733,624
Filed: October 18, 1976
Inventors: Lewis; George Tom (Fallbrook, CA)
Price; John Hamilton (La Jolla, CA)
Assignee: Chemetron Corporation (Chicago, IL)
Primary Examiner: Ansher; Bernard
Assistant Examiner:
Attorney Or Agent: Esser; Nicholas M.
U.S. Class: 128/205.25; D24/110.1
Field Of Search: D29/8; D29/9; 128/146R; 128/205; 128/146.3; 128/146.7; 128/202
International Class:
U.S Patent Documents: D197450; D197451; D209884; D225582; 2540567; 2843121; 3802431
Foreign Patent Documents:
Other References:









Abstract:
Claim: The ornamental design for a breathing apparatus, substantially as shown and described.
Description: FIG. 1 is a perspective view of a breathing mask showing our new design;

FIG. 2 is a left side elevation thereof;

FIG. 3 is a rear perspective view thereof;

FIG. 4 is a bottom perspective view thereof, and

FIG. 5 is a right side elevation of a modified embodiment of the mask illustrated in FIG. 1.

The broken lines representing the human form is shown for illustrative purposes only.

* * * * *
 
 
  Recently Added Patents
Automatic setup of reflector instances
Semiconductor device including insulating layer of cubic system or tetragonal system
Method for playing digital media files with a digital media player using a plurality of playlists
Electronic device
System, method, and computer readable medium for a force-based wheelchair joystick
Early kill removal graphics processing system and method
Multicyclic compounds and methods of use thereof
  Randomly Featured Patents
Floor for conditioned air vehicles
Backing ring for railcar axle
Pallet
Surface acoustic wave device
Control device of neutral point clamped power inverter apparatus
Adsorption system
Anti-MDL-1 antibodies
Helicopter antitorque tail rotor blade
Gellan gum sizing
Targetable drill with pressure telemetering of drill parameters