USD424211SExpiredUtility

Roof ladder

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Assignee: SMITH JAMES DPriority: Apr 30, 1998Filed: Apr 30, 1998Granted: May 2, 2000
Est. expiryApr 30, 2018(expired)· nominal 20-yr term from priority
Inventors:James D. Smith
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Claims

Claims

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

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