Ultrasonic cleaner

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Information

Patent Grant
D321564

References
Source

Patent Number
D321,564
Date Filed
Friday, July 7, 1989
35 years ago
Date Issued
Tuesday, November 12, 1991
33 years ago

Inventors
- Alan J. Miller
Original Assignees
- WHALEDENT, INC.
Examiners
- Reid; Stella
Agents
- Helfgott & Karas

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 217
- D24 218
- 134 159
- 134 184
- 134 1
- 134 107
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an ultrasonic cleaner, as shown.

US Referenced Citations (5)

Number	Name	Date	Kind
D265757	Thomas et al.	Aug 1982
D305261	Hobbs	Dec 1989
3640295	Peterson	Feb 1972
3991779	Saurenman	Nov 1976
4551311	Lorenz	Nov 1985