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Class Information
Number: 400/694
Name: Typewriting machines > Means auxiliary to typewriting function > Frame, casing, or support for typewriter > Made of particular material (e.g., plastic, etc.)
Description: Subject matter wherein significance is attributed to the substance which a typewriter frame, casing, or support is manufactured of.

Patents under this class:

Patent Number Title Of Patent Date Issued
8256977 Printing device Sep. 4, 2012
7980775 Mounting structure for support shaft and image generating apparatus Jul. 19, 2011
7293870 Supporting structure and business machine utilizing the same Nov. 13, 2007
6962412 Cover unit and recovery apparatus Nov. 8, 2005
6604876 System for dissipating electrostatic charge in a printer Aug. 12, 2003
6276848 Thermal printer having integrally formed paper guide and frame Aug. 21, 2001
6203224 Print engine chassis for supporting a vacuum imaging drum Mar. 20, 2001
5959642 Printer having a shock absorber for a printer motor Sep. 28, 1999
5927878 Modular information processing apparatus Jul. 27, 1999
5911531 Aperture for molded plastic components and method of manufacture Jun. 15, 1999
5775825 Integrated shell-and-chasis construction for a desktop image-related device Jul. 7, 1998
5513922 Printer having a removable control panel May. 7, 1996
5366306 Printer including integral one-piece main frame Nov. 22, 1994
5306097 Ink ribbon cassette and recording apparatus using electrode ground Apr. 26, 1994
5106220 Guide and cover arrangement for printers Apr. 21, 1992
4777875 Printer head bank and method of manufacturing the same Oct. 18, 1988
4707156 Printer stand and paper refolding apparatus Nov. 17, 1987
4707157 Matrix printer with electrostatic discharge Nov. 17, 1987
4626116 Head for wire dot printer Dec. 2, 1986
4600323 Printing head assembly Jul. 15, 1986
4591284 Daisywheel printer with improved mounting for mechanical elements May. 27, 1986
4367963 Refillable typewriter ribbon cartridge Jan. 11, 1983
4340315 Printing area cover plate for typewriters or like machines Jul. 20, 1982
4303013 Micro-printer with unitary plastic frame Dec. 1, 1981
4294556 Guide for record carrier in printers Oct. 13, 1981
4248542 Tab stop assembly Feb. 3, 1981
4195936 Rotary printer and rotor structure Apr. 1, 1980
4150903 Typewriter-like toy Apr. 24, 1979
4143179 Method of manufacturing a keyboard Mar. 6, 1979
4143199 Textile elements of nodular appearance, processes for their manufacture and articles produced with such elements Mar. 6, 1979
4100551 Rotary electrical printer and method Jul. 11, 1978
4013158 Electrographic segment electrode clamping assembly Mar. 22, 1977
3985218 Low inertia impact printing means Oct. 12, 1976
3981388 Automatic bottom margin signal system for typewriters Sep. 21, 1976
3978961 Typewriter carriage actuating mechanism Sep. 7, 1976
3976180 Matrix printer comprising one or more stackable groups of printing wires Aug. 24, 1976
3974905 Key arm mechanism Aug. 17, 1976
3970186 Damper for a composite print wheel Jul. 20, 1976
3964594 Keyboard of elastic material for office machines Jun. 22, 1976
3951250 Capacitive key for electronic circuit Apr. 20, 1976

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