Title:
Electrically operated typewriter
United States Patent 2532228
US Patent References:
/0919432.html
- - 0919432
Typewriter and like keyboard mechanism
- - 1492548
Crane controlling system
- - 2391881
Stick control unit
- - 2397978
/0919432.html
- - 0919432
Typewriter and like keyboard mechanism
- - 1492548
Crane controlling system
- - 2391881
Stick control unit
- - 2397978
Inventors:
Hesh, Frank H.
Publication Date:
11/28/1950
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Export Citation:
Assignee:
Hesh, Frank H.
Primary Class:
Other Classes:
235/145R, 200/6A, 409/125, 400/479
International Classes:
B41J5/10; B41J5/28; B41J7/68; B41J5/00; B41J7/00
Foreign References:
| DE293164C | ||||
| FR631803A |