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US3157265A
(en)
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Print interlock for typewriter
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SE189738C1
(cg-RX-API-DMAC7.html)
|
|
|
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US2905303A
(en)
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Escapement pawl control
|
|
GB643868A
(en)
|
|
Typewriting machine
|
|
US1909715A
(en)
|
|
pasinski |
|
US2164422A
(en)
|
|
Typewriting machine
|
|
US2919781A
(en)
|
|
Control mechanism for the motor of an electric typewriter
|
|
US2647609A
(en)
|
|
Carriage drive power control
|
|
US1135500A
(en)
|
|
Tabulating mechanism for adding-machines.
|
|
US2896765A
(en)
|
|
Trip pawl control mechanism
|
|
US3059751A
(en)
|
|
Escapement mechanism for typewriter
|
|
US1591664A
(en)
|
|
Adding machine |
|
US2905296A
(en)
|
|
Type lever actuating mechanism
|
|
US2079425A
(en)
|
|
Typewriting machine
|
|
US1801902A
(en)
|
|
Calculating- machine |
|
US1989817A
(en)
|
|
Tape feeding machine
|
|
US1738144A
(en)
|
|
morton |
|
US2590335A
(en)
|
|
Selective keyboard clearing means |
|
US3547347A
(en)
|
|
Device for entering dividends correctly by digits and/or product ejecting in a calculating machine
|
|
US1945836A
(en)
|
|
Typewriting machine
|
|
US1270986A
(en)
|
|
Type-writing machine.
|
|
US3225885A
(en)
|
|
Carriage return mechanism driven by a temporarily overloaded induction motor
|
|
US1614472A
(en)
|
|
Power-operated typewriter
|
|
US1288914A
(en)
|
|
Typographical machine.
|
|
US1382110A
(en)
|
|
Ejector control for type-bar machines
|