Audio-visual sheet player

Details Audio-visual sheet player Audio-visual sheet player

1975-04-30

1977-08-09

Stearman, Joel

Recording, communication, or information retrieval equipment

Computer, data processor equipment

D1401, D1499

Patent

active

D02453690

REFERENCES:
patent: D193267 (1962-07-01), Sieber et al.
patent: 3046357 (1962-07-01), Fujimoto
patent: 3787636 (1974-01-01), Brandt et al.
patent: 3855620 (1974-12-01), Kato
Industrial Design, Dec. 1967, p. 60, Item No. 10.

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