Ultrasonic humidifier

Description

FIG. 1 is a front, top, and left side perspective view of an ultrasonic humidifier showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D211945 August 1968 Stoop et al.
D211946 August 1968 Flury
Other references
  • Housewears, Aug. 7, 1983-Douglas Sonic Mist Humidifier, p. 23.
Patent History
Patent number: D287755
Type: Grant
Filed: Dec 31, 1984
Date of Patent: Jan 13, 1987
Assignee: Maruyama Industrial Co., Ltd. (Nagano)
Inventors: Tetsuo Imai (Nagano), Toshio Yamazaki (Koshoku)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Antonelli, Terry & Wands
Application Number: 6/687,756
Classifications
Current U.S. Class: D23/146