USD329728SExpiredUtility

Pier lifting for elevating building footings

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Assignee: CENTRAL STATES WATERPROOFING OF MISSOURI INCPriority: Feb 28, 1990Filed: Feb 28, 1990Granted: Sep 22, 1992
Est. expiryFeb 28, 2010(expired)· nominal 20-yr term from priority
Inventors:Francis P. Ladek
11
PatentIndex Score
2
Cited by
14
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for the a pier lifter for elevating building footings, as shown and described.

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