USD581927SActiveUtility
Arithmetic and control unit
Est. expiryDec 26, 2026(~0.4 yrs left)· nominal 20-yr term from priority
Inventors:Tetsu Sumii
98
PatentIndex Score
118
Cited by
24
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for an arithmetic and control unit, as shown and described.Join the waitlist — get patent alerts
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