2586840

Information

• Patent Grant
• 2586840

• References
• Source

• Patent Number

  2,586,840

• Date Filed

  Not available

• Date Issued

  Tuesday, February 26, 1952
  72 years ago

• CPC

  • F42B19/36 - adapted to be used for exercise purposes

• US Classifications

  • 346 - Recorders
  • 315 - Electric lamp and discharge devices: systems
  • 347 - Incremental printing of symbolic information