USD452805SExpiredUtility
Pneumatic grinder
Priority: Jun 20, 2001Filed: Jun 20, 2001Granted: Jan 8, 2002
Est. expiryJun 20, 2021(expired)· nominal 20-yr term from priority
Inventors:Lung-Hui Chen
71
PatentIndex Score
17
Cited by
12
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for pneumatic grinder, as shown and described.
Join the waitlist — get patent alerts
Track USD452805S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.