USD257149SExpiredUtility
Paving crack sealer machine
Est. expiryMar 13, 1998(expired)· nominal 20-yr term from priority
Inventors:Carl C. Jacobson
55
PatentIndex Score
5
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a paving crack sealer machine, as shown.
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