USD392532SExpiredUtility
Driving assembly of a screwdriver
Est. expiryNov 27, 2016(expired)· nominal 20-yr term from priority
Inventors:Hsuan-Sen Shiao
79
PatentIndex Score
22
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a driving assembly of a screwdriver, as shown and described.
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