USD254533SExpiredUtility

Locking device to prevent removal of sliding windows and doors

18
Assignee: GIST ALFREDPriority: Dec 19, 1977Filed: Dec 19, 1977Granted: Mar 25, 1980
Est. expiryDec 19, 1997(expired)· nominal 20-yr term from priority
Inventors:Alfred Gist
18
PatentIndex Score
0
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a locking device to prevent removal of sliding windows and doors, as shown.

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