3516528

Information

• Patent Grant
• 3516528

• References
• Source

• Patent Number

  3,516,528

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1970
  54 years ago

• CPC

  • B41J5/08 - Character or syllable selected by means of keys or keyboards of the typewriter type
  • B41J5/38 - by strips or tapes
  • B41J25/24 - Case-shift mechanisms Fount-change arrangements

• US Classifications

  • 400 - Typewriting machines
  • 178 - Telegraphy