USD390508SExpiredUtility
Chainguard
Est. expiryFeb 21, 2017(expired)· nominal 20-yr term from priority
Inventors:Keith E. Metcalf
60
PatentIndex Score
10
Cited by
13
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a chainguard, as shown.
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