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Carriage drive for high speed printer
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1992-04-14
Print wheel shift mechanism for use with a miniature printer
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1969-11-12
Driving Mechanism
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1973-02-06
Variable drive apparatus
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1985-11-05
Serial electric printer using single unidirectional motor
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1973-05-01
Repeat spacing mechanism for typewriters
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1955-09-21
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1967-09-26
Typing apparatus having plural type wheels which selectively strike platen
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1914-09-15
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1976-10-12
Tabulator apparatus for a typewriter carriage moving in steps of different length
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1937-05-04
Typewriting machine
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1965-08-17
Snap action incremental actuator
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1972-06-28
Shift mechanism for a type-carrier device on power-driven typewriters and like business machines
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1943-06-29
Carriage operating mechanism for accounting machines
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2005-10-05
邮资机过戳动力头
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1943-11-16
Typewriting machine
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Счетное устройство к наборно-программирующеймашине
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1917-11-27
Actuating mechanism for combined type-writing and computing machines.
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1940-12-17
Combined typewriting and computing machine
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1936-12-08
F a hart
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1963-01-08
Kohler etai