USD506483SExpiredUtility
Drilling machine
Est. expiryJul 10, 2022(expired)· nominal 20-yr term from priority
Inventors:Jaakko Saari
61
PatentIndex Score
12
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a drilling machine, as shown and described.
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