Registers – Miscellaneous – Numeral wheels
Patent
1987-08-26
1988-12-27
Fuller, B. R.
Registers
Miscellaneous
Numeral wheels
235 1R, 235145R, 200 5A, G06C 502
Patent
active
047942347
ABSTRACT:
An electronic apparatus including a cabinet, and a lens provided in the cabinet, a transparent keyboard provided on the lens, so that images of things such as letters below the electronic apparatus are magnified and can be seen from the obverse side of said electronic apparatus.
REFERENCES:
patent: 4449023 (1984-05-01), Hilhorst et al.
patent: 4531050 (1985-07-01), Kaneko
patent: 4567354 (1986-05-01), Sekine
patent: 4680455 (1987-07-01), Kuo
Kainoh Seio
Kinugawa Kiyoshi
Fuller B. R.
Sharp Kabushiki Kaisha
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