Title:
Forward and back spacing mechanism
United States Patent 3217850
Inventors:
Frechette, Leo P.
Gaudet, Harold D.
Publication Date:
11/16/1965
Export Citation:
Click for automatic bibliography generation
Assignee:
ROYAL TYPEWRITER CO INC
Primary Class:
400/186
Other Classes:
400/187, 400/308, 400/321, 400/325, 400/377, 400/496, 400/666
International Classes:
B41J25/04; B41J25/12; B41J25/00
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US Patent References:
3126998N/A
3086635Keylever storage mechanism
2973078Electric typewriter operating mechanism
2902131Office machines, particularly typewriters
2879876Single element printing machine
2798584Power actuated typing mechanisms for business machines
2728436Power operated repeat carriage letter spacing mechanism for typewriters or like machines
2723740Type bar action
2714948Repeat key action for power operated typewriters
2565985Symbol typing and tape feeding mechanism for typewriting machines
2105520N/A
1984410Typewriting machine
1913892N/A