USD249558SExpiredUtility
Combined elastic frame and mold block for fireproof feed-through of electric cables or the like
Est. expirySep 24, 1996(expired)· nominal 20-yr term from priority
Inventors:Erik M. Blomqvist
81
PatentIndex Score
18
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a combined elastic frame and mold block for fireproof feed-through of electric cables or the like, as shown.
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