Magnet unit for operating typewriters
United States Patent 2687199
US Patent References:
/1420311.html
- - 1420311

Typewriting machine
- - 1945836

Typewriting machine
- - 2079425


Inventors:
Goodale, Kenneth S.
Kilcrease, Dana L.
Publication Date:
08/24/1954
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Assignee:
IBM
Primary Class:
400/70
Other Classes:
400/474, 400/364, 400/371, 400/372
International Classes:
B41J7/02; B41J7/00