Registers – Cash registers – Key set
Patent
1989-05-22
1990-04-03
Fuller, Benjamin R.
Registers
Cash registers
Key set
235 1C, 235117R, 235139R, 235144R, 235144SP, 235144TP, G06C 502
Patent
active
049142780
ABSTRACT:
An internally illuminated reset counter employs a shaft and counter wheel portions which are manufactured from light transmissive materials. A series of axially spaced grooves in the shaft function to direct light through the counter wheels and axially balance the light intensity.
REFERENCES:
patent: 2737345 (1956-03-01), Harada
patent: 3138323 (1964-06-01), Yolin
patent: 4314149 (1982-02-01), Gomez
patent: 4774398 (1988-09-01), Rudolph et al.
patent: 4829164 (1989-05-01), Rudolph et al.
Johnson Arnold C.
Rudolph Achim J.
Fuller Benjamin R.
Western Pacific Industries Inc.
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