3011854

Information

• Patent Grant
• 3011854

• References
• Source

• Patent Number

  3,011,854

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1961
  64 years ago

• CPC

  • G01D15/02 - Styli or other recording elements acting to mechanically deform or perforate the recording surface
  • G01D15/34 - Recording surfaces

• US Classifications

  • 346 - Recorders
  • 236 - Automatic temperature and humidity regulation