USD406155SExpiredUtility
Electro-erosion die-sinking machine
Est. expiryMar 14, 2016(expired)· nominal 20-yr term from priority
42
PatentIndex Score
6
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a electro-erosion die-sinking machine, as shown and described.
Join the waitlist — get patent alerts
Track USD406155S — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.