USD282256SExpiredUtility
Acoustically coupled modem
Est. expiryFeb 24, 2003(expired)· nominal 20-yr term from priority
Inventors:Masahiko Mizuno
66
PatentIndex Score
9
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an acoustically coupled modem, as shown.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.