USD260741SExpiredUtility

Portable door alarm

Assignee: MEYER ALUMINIUM LTDPriority: Jun 25, 1979Filed: Jun 25, 1979Granted: Sep 15, 1981
Est. expiryJun 25, 1999(expired)· nominal 20-yr term from priority
Inventors:Yanta H. T. Lam
75
PatentIndex Score
12
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable door alarm, as shown.

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