USD440845SExpiredUtility
Torque multiplying device
Est. expiryJun 19, 2020(expired)· nominal 20-yr term from priority
Inventors:David Lackey
49
PatentIndex Score
9
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design of a torque multiplying device, as shown and described.
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