USD466139SExpiredUtility

Core drill

88
Assignee: EHWA DIAMOND IND CO LTDPriority: Nov 16, 2001Filed: Nov 16, 2001Granted: Nov 26, 2002
Est. expiryNov 16, 2021(expired)· nominal 20-yr term from priority
Inventors:See Hyung KimJoon Ho Chang
88
PatentIndex Score
40
Cited by
4
References
1
Claims

Claims

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

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