USD289265SExpiredUtility
Marine depth sounder
Est. expiryOct 3, 2004(expired)· nominal 20-yr term from priority
80
PatentIndex Score
17
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a marine depth sounder, substantially as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.