Air filtration unit housing for use with laser surgery

- Xanar, Inc.
Description

FIG. 1 is a top perspective view of an air filtration housing for use with laser surgery showing my new design;

FIG. 2 is a front end elevation view thereof;

FIG. 3 is a rear end elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D248869 August 8, 1978 Risher
2211407 August 1940 Christensen
2585106 February 1952 Frank
4369776 January 25, 1983 Roberts
4414037 November 8, 1983 Friedheim
Patent History
Patent number: D291593
Type: Grant
Filed: Sep 11, 1985
Date of Patent: Aug 25, 1987
Assignee: Xanar, Inc. (Colorado Springs, CO)
Inventor: Philip D. Robertson (Colorado Springs, CO)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Donal B. Tobin
Application Number: 6/774,690
Classifications
Current U.S. Class: D23/149