USD462020SExpiredUtility

Magnetic compass

39
Priority: Nov 23, 2001Filed: Nov 23, 2001Granted: Aug 27, 2002
Est. expiryNov 23, 2021(expired)· nominal 20-yr term from priority
Inventors:Gin-Sung Chang
39
PatentIndex Score
3
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a “magnetic compass”, as shown.

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