USD449384SExpiredUtility
Frame for packing pieces for a fireproof lead-through in walls and other construction elements
Est. expiryNov 29, 2019(expired)· nominal 20-yr term from priority
Inventors:Erik Lindborg
23
PatentIndex Score
0
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a frame for packing pieces for a fireproof lead-through in walls and other construction elements, as shown and described,
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