Oxygen humidifier

Description

FIG. 1 shows a perspective view of our new design for an oxygen humidifier looking downwardly on the top thereof;

FIG. 2 shows a top plan view thereof;

FIG. 3 shows a side elevation view thereof looking from the left frontal side of the showing of FIG. 1; and,

FIG. 4 shows a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D234641 March 1975 King
529684 November 1894 Rogers
2111654 March 1938 Wires
Patent History
Patent number: D263337
Type: Grant
Filed: Feb 11, 1980
Date of Patent: Mar 9, 1982
Assignee: Davco Chemicals & Plastics (Huntington Beach, CA)
Inventors: Richard E. Hart (Huntington Beach, CA), William C. Biehl (Huntington Beach, CA)
Primary Examiner: Veronica O'Keefe
Attorneys: George F. Bethel, Patience K. Bethel
Application Number: 6/120,088
Classifications
Current U.S. Class: D24/62; D29/67; 128/20011; 128/20312; 128/20316
International Classification: D2404;