USD524333SExpiredUtility
Heavy duty hard rock drill tool
Est. expiryApr 27, 2024(expired)· nominal 20-yr term from priority
Inventors:William J. Brady
58
PatentIndex Score
10
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a heavy duty hard rock drill tool, as shown.Join the waitlist — get patent alerts
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