Portable phone

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Radio transceiver

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1403

Patent

active

D03898296

REFERENCES:
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patent: D315347 (1991-03-01), Walker
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patent: 4081623 (1978-03-01), Vogeley
patent: 4191854 (1980-03-01), Coles
patent: 4301335 (1981-11-01), Jucker et al.
patent: 5109539 (1992-04-01), Inubushi et al.
patent: 5371790 (1994-12-01), Nevo et al.
patent: 5440629 (1995-08-01), Gray

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