USD249248SExpiredUtility
Control unit housing for an electrical protection system
Assignee: AMERICAN DISTR TELEGRAPH COMPANYPriority: Feb 14, 1977Filed: Feb 14, 1977Granted: Sep 5, 1978
Est. expiryFeb 14, 1997(expired)· nominal 20-yr term from priority
Inventors:Terence Gibbs
66
PatentIndex Score
8
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a control unit housing for an electrical protection system, as shown and described.
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