USD446169SExpiredUtility
Front chain wheel
Est. expirySep 7, 2020(expired)· nominal 20-yr term from priority
Inventors:Takuji Masui
45
PatentIndex Score
5
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a front chain wheel, as shown and described.
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