Portion of a key blade blank

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 of a 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.

Claims

The ornamental design for portion of a key blade blank, as shown and described.

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Inventors:	Kearns; Robert E. (San Francisco, CA)
Assignee:	Corbin Russwin, Inc. (Berlin, CT)
Appl. No.:	D/003,303
Filed:	January 6, 1993

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Current U.S. Class:	D8/347
Field of Search:	;D8/347-348 ;70/393,402,405-407,419,437

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References Cited [Referenced By]

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U.S. Patent Documents

D278880	May 1985	Widen
D286854	November 1986	Fane et al.
D328856	August 1992	Best et al.
D335253	May 1993	Eizen
2803959	August 1957	Schlage
3499304	March 1970	Nuajoks
4608842	September 1986	Tietz
4964288	October 1990	Braun et al.

Foreign Patent Documents

	88591		Feb 1960		DK
	2740416		Mar 1979		DE

Other References

Ilco Unican Corp Catalogue No. 60R (1984) Key Blank #A1170B (p. 2). . Ilco Unican Corp Catalogue No. 60R (1984) Key Blank #1054F (p. 13). . Emhart Corporation Drawing Warding Data-Sections 59B1, 62B1, 7601..

Primary Examiner: Vinson; Brian N.
Attorney, Agent or Firm: Darby & Darby