USD335517SExpiredUtility

Spiral slide

72
Assignee: IRON MOUNTAIN FORGEPriority: Jul 13, 1990Filed: Jul 13, 1990Granted: May 11, 1993
Est. expiryJul 13, 2010(expired)· nominal 20-yr term from priority
Inventors:Ralph O. Vatterot
72
PatentIndex Score
22
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a spiral slide, as shown and described.

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