Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1988-04-07
1991-08-06
Vales-Lado, Carmen H.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03188604
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patent: D250187 (1978-11-01), Zherhut
patent: D278711 (1985-05-01), Duell et al.
patent: D294028 (1988-02-01), Duell et al.
patent: D304176 (1989-10-01), Cesarczyk et al.
patent: D309130 (1990-07-01), Yoshida et al.
patent: 4608679 (1986-08-01), Rudy et al.
The sales brochure for Mitsubishi Electric.
Motoyoshi Takeo
Sawatani Masaharu
Yonezawa Midori
Mitsubishi Denki & Kabushiki Kaisha
Vales-Lado Carmen H.
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