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
Dye-sensitized solar cell, dye-sensitized solar cell module, and coating liquid for forming electrolyte layer
Human embryonic stem cell methods and PODXL expression
Method of fabricating solid electrolytic capacitor and solid electrolytic capacitor
Nanofibers containing latent reactive groups
5-HT.sub.3 receptor modulators, methods of making, and use thereof
Atomic oscillator and manufacturing method
Method of optimizing air mover performance characteristics to minimize temperature variations in a computing system enclosure
  Randomly Featured Patents
Socket used to house female plugs and micro-relays
Optical pickup device
Preparation of mixtures of brominated polystyrenes and brominated aromatic compounds
4-anilinoquinazoline derivatives
Automatic lineage assignment of acute leukemias by flow cytometry
Chair control
Power cable adapter
Height adjustment mechanism for a vehicle seat
Motor vehicle ABS-integrated brake pad wear indication apparatus
Enhanced pleatability of meltblown media by ultrasonic processing