Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1987-11-25
1991-01-01
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14114
Patent
active
D03134040
REFERENCES:
patent: D252273 (1979-07-01), Arjani et al.
patent: D277382 (1985-01-01), Schultz et al.
patent: D282260 (1986-01-01), Carlson et al.
Compaq Computer Corporation
Lucas Susan J.
Nunn Freda S.
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