Breathing mask
Latest Japan Oxygen Co., Ltd. Patents:
Description
FIG. 1 is a top, front and right side perspective view of a breathing mask showing our new design;
FIG. 2 is a bottom and rear perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof; and
FIG. 8 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
3441020 | April 1969 | Wortz et al. |
4582054 | April 15, 1986 | Ferrer |
2203652 | October 1988 | GBX |
Patent History
Patent number: D320473
Type: Grant
Filed: Sep 28, 1989
Date of Patent: Oct 1, 1991
Assignee: Japan Oxygen Co., Ltd. (Tokyo)
Inventors: Kaori Mano (Kyoto), Nubuyuki Kitamura (Kyoto)
Primary Examiner: Kay H. Chin
Law Firm: Lowe, Price, LeBlanc & Becker
Application Number: 7/415,147
Type: Grant
Filed: Sep 28, 1989
Date of Patent: Oct 1, 1991
Assignee: Japan Oxygen Co., Ltd. (Tokyo)
Inventors: Kaori Mano (Kyoto), Nubuyuki Kitamura (Kyoto)
Primary Examiner: Kay H. Chin
Law Firm: Lowe, Price, LeBlanc & Becker
Application Number: 7/415,147
Classifications
Current U.S. Class:
D29/7;
Respirator, Vaporizer, Or Inhalation Tube (4) (D24/110)