USD246384SExpiredUtility

Pre-cast concrete unit for manholes

64
Assignee: MODULOC CONCRETE PRODUCTS LONDON LTDPriority: Feb 9, 1976Filed: Aug 9, 1976Granted: Nov 15, 1977
Est. expiryFeb 9, 1996(expired)· nominal 20-yr term from priority
Inventors:Brian E. BrownAlfred G. Hall
64
PatentIndex Score
10
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a pre-cast concrete unit for manholes, as shown and described.

Join the waitlist — get patent alerts

Track USD246384S — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.