Typewriting machines – Stenographic typewriter
Patent
1991-06-17
1993-04-20
Burr, Edgar S.
Typewriting machines
Stenographic typewriter
400 92, 400 94, 400482, B41J 326
Patent
active
052036359
ABSTRACT:
A stenographic machine includes a keyboard having a first area containing keys designated for at least some of numerals "1", "2", "3", "4", "5", "6", "7", "8" and "9", a second area containing keys designated for consonant letters, a third area containing, in order from left to right, keys designated for vowel letters "A", "O", "E" and "U", a first additional key designated for numeral "5" and a second additional key designated for numeral "0". The additional keys are located elsewhere than in the first area and are preferably directly below the keys designated for the letters "A" and "O".
REFERENCES:
patent: 1324551 (1919-12-01), Ireland
patent: 1591299 (1926-07-01), Etherton
patent: 2325612 (1943-08-01), Kirkpatrick
patent: 3557927 (1971-01-01), Wright et al.
patent: 3970185 (1976-07-01), Shelton
patent: 4307970 (1981-12-01), McGaughey, Jr. et al.
patent: 4765764 (1988-08-01), Lefler
IBM Technical Disclosure Bulletin vol. 19 No. 9 Feb. 1977; "Stenographic Reading Device", Proceedings of the Annual Meeting of the Association for Computing Machinery, 1973; R. Smith, Northwestern University.
Baxley Charles E.
Burr Edgar S.
Hendrickson Lynn D.
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