3537640

Information

• Patent Grant
• 3537640

• References
• Source

• Patent Number

  3,537,640

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1970
  54 years ago

• CPC

  • B41J7/32 - Type-face selected by operation of sliding members

• US Classifications

  • 235 - Registers