USD464858SExpiredUtility
Hammer drill
Est. expiryNov 29, 2020(expired)· nominal 20-yr term from priority
Inventors:Sion Netzler
74
PatentIndex Score
19
Cited by
29
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a hammer drill, as shown and described.
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