USD498131SExpiredUtility

Manhole lift insert with frangible positioner

Assignee: MA IND INCPriority: Jun 26, 2003Filed: Jun 26, 2003Granted: Nov 9, 2004
Est. expiryJun 26, 2023(expired)· nominal 20-yr term from priority
51
PatentIndex Score
8
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a manhole lift insert with frangible positioner, as shown and described.

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