USD322630SExpiredUtility

Drawing compass

33
Assignee: CHING-GUANG TYANPriority: Feb 27, 1989Filed: Feb 27, 1989Granted: Dec 24, 1991
Est. expiryFeb 27, 2009(expired)· nominal 20-yr term from priority
Inventors:Tyan Ching-Guang
33
PatentIndex Score
6
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a drawing compass, as shown and described.

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