Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1986-10-31
1989-02-07
Ansher, Bernard
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D02997169
REFERENCES:
patent: D266503 (1982-10-01), Pulos et al.
patent: D277473 (1985-02-01), Young
patent: D278429 (1985-04-01), Doodson et al.
patent: D287719 (1987-01-01), Kaku
patent: D287970 (1987-01-01), Kaku
patent: D289155 (1987-04-01), Brooks et al.
patent: D290837 (1987-07-01), Martinez
Hong Kong Enterprise, 1/85, p. 224, top left-Intercom ETL 8008.
Blance Andrew J.
Weisz Sandor F.
Ansher Bernard
Dictaphone Corporation
Pitchenik David E.
Scolnick Melvin J.
Shooman Theodore M.
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