3879602

Information

• Patent Grant
• 3879602

• References
• Source

• Patent Number

  3,879,602

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1975
  49 years ago

• CPC

  • H01H13/70 - having a plurality of operating members associated with different sets of contacts
  • B41J5/08 - Character or syllable selected by means of keys or keyboards of the typewriter type
  • G06C7/02 - Keyboards
  • H01H1/26 - with spring blade support
  • H01H5/02 - Energy stored by the attraction or repulsion of magnetic parts
  • H01H13/50 - having a single operating member
  • H01H2215/028 - alterable
  • H01H2215/042 - Permanent magnets

• US Classifications

  • 235 - Registers
  • 200 - Electricity: circuit makers and breakers
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 400 - Typewriting machines