Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1990-01-12
1992-02-11
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14115
Patent
active
D03238172
REFERENCES:
patent: D287854 (1987-01-01), Crews
patent: D308668 (1990-06-01), Briscoe et al.
patent: 4483634 (1984-11-01), Frey et al.
patent: 4579470 (1986-04-01), Casey
patent: 5017030 (1991-05-01), Crews
Burke Wallace R.
Krone AG
Nunn Freda S.
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