USD419055SExpiredUtility
Coupling device for construction material
Est. expiryJun 9, 2019(expired)· nominal 20-yr term from priority
Inventors:Robert J. Monson
41
PatentIndex Score
4
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a coupling device for construction material, as shown an described.
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