USD620839SActiveUtility
Knuckle for railway car coupler
Est. expirySep 21, 2029(~3.2 yrs left)· nominal 20-yr term from priority
Inventors:Andrew Smyth
29
PatentIndex Score
2
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a knuckle for railway car coupler, as shown and described.
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