Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1984-07-23
1987-06-30
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D18 7
Patent
active
D02906090
REFERENCES:
patent: D228236 (1973-08-01), Nakanishi
patent: D228290 (1973-09-01), Hazama
patent: D262623 (1982-01-01), Fujimoto et al.
patent: D269875 (1983-07-01), Ishida
Harlan Jeffrey L.
Harlan Kenneth H.
DaRin Edward J.
Lucas Susan J.
Personal Integrated Computer
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