Emergency breathing unit
Williamson May 12, 1
U.S. patent number D326,167 [Application Number 07/747,096] was granted by the patent office on 1992-05-12 for emergency breathing unit. This patent grant is currently assigned to Submersible Systems, Inc.. Invention is credited to Larry H. Williamson.
| United States Patent | D326,167 |
| Williamson | May 12, 1992 |
Emergency breathing unit
Claims
The ornamental design for an emergency breathing unit, substantially as shown and described.
| Inventors: | Williamson; Larry H. (Huntington Beach, CA) |
|---|---|
| Assignee: | Submersible Systems, Inc.
(Huntington Beach, CA) |
| Appl. No.: | 07/747,096 |
| Filed: | August 19, 1991 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 343515 | Apr 25, 1989 | D. 321956 | |||
| Current U.S. Class: | D24/110.5; D24/110; D24/164 |
| Field of Search: | ;D29/6,7,99,8 ;128/204.15,205.12,205.24,200.14,204.24,204.25,204.26,207.17 ;D23/205,202 ;D3/20,30.1 |
References Cited [Referenced By]
U.S. Patent Documents
| D283742 | May 1986 | Hall |
| D297468 | August 1988 | Young |
| D297869 | September 1988 | Bartos |
| D299790 | February 1989 | Paul |
| D319898 | September 1991 | Whitworth |
| 3236236 | February 1966 | Hudson |
| 4413622 | November 1983 | Dustin |
Attorney, Agent or Firm: Knobbe, Martens, Olson & Bear
Description
FIG. 1 is a top and left side perspective view of an emergency breathing unit showing my new design;
FIG. 2 is a top and right side perspective view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a rear elevational view thereof.
The undisclosed bottom of emergency breathing unit is flat and unornamented .
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