Photocopying – Projection printing and copying cameras – With cathode ray tube for light source
Patent
1987-03-25
1989-10-24
Hix, L. T.
Photocopying
Projection printing and copying cameras
With cathode ray tube for light source
355 39, 355 45, 355 77, E03B 2752
Patent
active
048765678
ABSTRACT:
A CRT printing method and apparatus for making a print of an image with letters in order to provide, for example, a picture card with a season's complimentary phrase or message comprising a CRT display device for displaying an image on its screen, a letter bearing member with a complimentary phrase provided thereon which is disposed on or close to the CRT screen, and an exposure system for exposing a photographic paper to the CRT image and the letter bearing member. The letter bearing member is disposed, through a diffusing plate, on desired area of the CRT screen. Part of the CRT image is erased and the corresponding area of the screen is caused to emit light for illuminating the letter bearing member.
REFERENCES:
patent: 3724347 (1973-04-01), Gerber
patent: 4453822 (1984-06-01), Lewis
patent: 4462045 (1984-07-01), Norris
patent: 4786944 (1988-11-01), Sakamoto
Endo Azuchi
Sakamoto Kiichiro
Yamaguchi Kiyoshi
Fuji Photo Film Co. , Ltd.
Gray David M.
Hix L. T,.
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