Magnetic card reader and door knob assembly

- Hewi Heinrich Wilke GmbH

Description

FIG. 1 is a front elevational iew of a magnetic card reader and door knob assembly showing the first embodiment of our new design;

FIG. 2 is a left side elevational view thereof, the right side being a mirror image of that shown;

FIG. 3 is a top plan view thereof;

FIG. 4 is a top, front, and left side perspective view thereof;

FIG. 5 is a front elevational view of a magnetic card reader and door knob assembly showing the second embodiment of our new design;

FIG. 6 is a left side elevational view thereof, the right side being a mirror image of that shown;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a top, front, and left side perspective view thereof.

Referenced Cited

U.S. Patent Documents

D288899 March 24, 1987 Floyd et al.
D305861 February 6, 1990 Kautt
D313159 December 25, 1990 Kautt
D360124 July 11, 1995 Gartner
D366822 February 6, 1996 Brooks et al.
4227388 October 14, 1980 Nigrelli et al.
4232353 November 4, 1980 Musciatti et al.

Patent History

Patent number: D390769
Type: Grant
Filed: Jun 14, 1996
Date of Patent: Feb 17, 1998
Assignee: Hewi Heinrich Wilke GmbH (Arolsen)
Inventors: Willi Hankel (Waldeck), Bernd Steltner (Volkmarsen), Winfried Scholl (Dusseldorf)
Primary Examiner: Brian N. Vinson
Attorney: Michael J. Striker
Application Number: 0/55,871

Classifications

Current U.S. Class: D/8330
International Classification: 0807;