USD292938SExpiredUtility

Spiral conveyor

67
Assignee: C & T TARLTON INCPriority: Apr 22, 1985Filed: Apr 22, 1985Granted: Nov 24, 1987
Est. expiryApr 22, 2005(expired)· nominal 20-yr term from priority
Inventors:Curtis S. TarltonRichard A. Ford
67
PatentIndex Score
12
Cited by
5
References
1
Claims

Claims

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

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