USD274992SExpiredUtility

Selectable tune door chime

Assignee: SQUARE D COPriority: Oct 16, 1981Filed: Oct 16, 1981Granted: Aug 7, 1984
Est. expiryOct 16, 2001(expired)· nominal 20-yr term from priority
Inventors:Monte L. Levin
66
PatentIndex Score
9
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a selectable tune door chime, substantially as shown and described.

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