USD352227SExpiredUtility

Portion of a key blade blank

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Assignee: CORBIN RUSSWIN INCPriority: Jan 6, 1993Filed: Jan 6, 1993Granted: Nov 8, 1994
Est. expiryJan 6, 2013(expired)· nominal 20-yr term from priority
Inventors:Anthony J. HoffmanRobert E. Kearns
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PatentIndex Score
7
Cited by
12
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for portion of a key blade blank, as shown and described.

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