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
Devices, systems, and methods for tactile feedback and input
Methods of modulating interleukin-22 and immune response by notch regulators
Implant for performance enhancement of selected transistors in an integrated circuit
Toilet bowl
Method for determining a corrected variance representative of the condition of reception of signals representative of symbols
Stool
Image processing apparatus, remote management system, license update method, and computer program product
  Randomly Featured Patents
Essential n-3 fatty acids in cardiac insufficiency and heart failure therapy
Vacuum cleaner
Wire ring retaining collar and release device for a pull type clutch mechanism
Efficient fuel dispersion device
Tree limb holder
Gear-driven balance shaft apparatus with backlash control
Metallic multilayer coating films formation process
Lactam derivatives
System and method for analysis and adjustment of speech-enabled systems
Process for manufacturing a toilet training article