USD473200SExpiredUtility
Digital video recorder for monitoring
Est. expiryMay 29, 2022(expired)· nominal 20-yr term from priority
Inventors:Masao Isshiki
58
PatentIndex Score
10
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a digital video recorder for monitoring, as shown and described.
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