Indicating device

Details Indicating device Indicating device

1980-07-18

1983-09-13

Corbin, John K.

350338, 350345, G02F 113

Patent

active

044038305

ABSTRACT:
An indicating device has a first surface area having variable optical properties and a second surface area having fixed optical properties. The optical properties of the first and second surface areas are coordinated to provide improved readability and perceptibility of the indications on the indicating device.

REFERENCES:
patent: 3736047 (1973-05-01), Gelber et al.
patent: 3832034 (1974-08-01), Edmonds
patent: 3833287 (1974-09-01), Taylor et al.
patent: 3881809 (1975-05-01), Fergason et al.
patent: 3905682 (1975-09-01), Meyerhofer
patent: 4042294 (1977-08-01), Billings, Jr. et al.
patent: 4106859 (1978-08-01), Doriguzzi et al.
patent: 4124279 (1978-11-01), Byles
patent: 4126383 (1978-11-01), Doriguzzi et al.
patent: 4196973 (1980-04-01), Hochstrate
patent: 4227777 (1980-10-01), Murakami
patent: 4355868 (1982-10-01), Perregaux et al.
Berman, A. et al., "What can the Automobile Industry Expect from Liquid Crystal Displays?" Society of Automotive Engineers, (Congress of Feb. 26-Mar. 2, 1979).
"New Approach to Vehicle Instrumentation" in Engineering, (Oct. 1975), vol. 215, No. 10, pp. 819-821.

Affiliated with

Also associated with

Rating

Indicating device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Indicating device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Indicating device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1726934