USD268670SExpiredUtility

Audio-visual sheet player

71
Assignee: GAKKEN CO LTD KK GAKUSHU KENKYUSHAPriority: Oct 6, 1980Filed: Oct 6, 1980Granted: Apr 19, 1983
Est. expiryOct 6, 2000(expired)· nominal 20-yr term from priority
Inventors:Masao IwaokaYousuke IgetaFumio Kobayashi
71
PatentIndex Score
17
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an audio-visual sheet player, as shown.

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