USD313342SExpiredUtility

Twin wheel castor

66
Assignee: COLSON CASTORS EUROPE LTDPriority: Jul 8, 1987Filed: Dec 28, 1987Granted: Jan 1, 1991
Est. expiryJul 8, 2007(expired)· nominal 20-yr term from priority
Inventors:Stafford T. Screen
66
PatentIndex Score
11
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a twin wheel castor, as shown and described.

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