USD246448SExpiredUtility

Railroad tie

34
Assignee: GENERAL & RAILWAY SUPPLIES PTY LTDPriority: Aug 19, 1976Filed: Aug 19, 1976Granted: Nov 22, 1977
Est. expiryAug 19, 1996(expired)· nominal 20-yr term from priority
Inventors:Albert E. Rex
34
PatentIndex Score
2
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a railroad tie, substantially as shown.

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