2607654

Information

• Patent Grant
• 2607654

• References
• Source

• Patent Number

  2,607,654

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1952
  73 years ago

• CPC

  • H04L15/30 - Writing recorders
  • G01S1/72 - using ultrasonic, sonic or infrasonic waves

• US Classifications

  • 346 - Recorders
  • 347 - Incremental printing of symbolic information