USD347885SExpiredUtility
Sealing ring for sealing jointed pipes
Est. expiryApr 18, 2010(expired)· nominal 20-yr term from priority
Inventors:Leif Gustafsson
87
PatentIndex Score
31
Cited by
17
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe design for a sealing ring for sealing jointed pipes, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.