Fixture for heating and ventilating devices
Description
FIG. 1 is a plan view of a fixture for heating and ventilating devices showing my new design, with the louvers thereof in a closed position;
FIG. 2 is a side view thereof, with the louvers in an open position;
FIG. 3 is a bottom view thereof, with the louvers in an open position; and
FIG. 4 is an end view thereof, with the louvers in an open position.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
| 5698 | August 1848 | Culver |
| D156790 | January 1950 | Wesche |
| 2593133 | April 1952 | Geary |
| 3063357 | November 1962 | Eberhart |
| 3504618 | April 1970 | Rosner |
| 3628441 | December 1971 | Ardussi et al. |
| 3636854 | January 1972 | Cary |
| 3648592 | March 1972 | Nieboer |
| 205649 | November 1956 | AUX |
| 382521 | October 1932 | GBX |
Patent History
Patent number: D285480
Type: Grant
Filed: Dec 8, 1983
Date of Patent: Sep 2, 1986
Assignee: Aurora Konrad G. Schulz GmbH & Co. (Mudau)
Inventor: Joachim Schulz (Mudau)
Primary Examiner: Catherine E. Kemper
Law Firm: Becker & Becker, Inc.
Application Number: 6/559,311
Type: Grant
Filed: Dec 8, 1983
Date of Patent: Sep 2, 1986
Assignee: Aurora Konrad G. Schulz GmbH & Co. (Mudau)
Inventor: Joachim Schulz (Mudau)
Primary Examiner: Catherine E. Kemper
Law Firm: Becker & Becker, Inc.
Application Number: 6/559,311
Classifications
Current U.S. Class:
D23/115