Portion of a key blade blank

- Corbin Russwin, Inc.
Description

FIG. 1 is a front view of a first embodiment of my new design of a portion of a key blade blank;

FIG. 2 is a right side view of a first embodiment of my new design of a portion of a key blade blank;

FIG. 3 is a left side view of a first embodiment of my new design of a portion of a key blade blank;

FIG. 4 is a top view of a first embodiment of my new design of a portion of a key blade blank;

FIG. 5 is a bottom view of a first embodiment of my new design of a portion of a key blade blank;

FIG. 6 is a front view of a second embodiment of my new design of a portion of a key blade blank;

FIG. 7 is a right side view of a second embodiment of my new design of a portion of a key blade blank;

FIG. 8 is a left side view of a second embodiment of my new design of a portion key blade blank;

FIG. 9 is a top view of a second embodiment of my new design of a portion of a key blade blank; and,

FIG. 10 is a bottom view of a second embodiment of my new design of a portion of a key blade blank;

Referenced Cited
Foreign Patent Documents
2740416 March 1979 DEX
Other references
  • Emhart Corporation Drawing Warding Data-Sections 59AB, 62AB, 76DI.
Patent History
Patent number: D349843
Type: Grant
Filed: Jan 6, 1993
Date of Patent: Aug 23, 1994
Assignee: Corbin Russwin, Inc. (Berlin, CT)
Inventor: Robert E. Kearns (San Francisco, CA)
Primary Examiner: Brian N. Vinson
Law Firm: Darby & Darby
Application Number: 0/3,299
Classifications
Current U.S. Class: D/8347