2609410

Information

• Patent Grant
• 2609410

• References
• Source

• Patent Number

  2,609,410

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1952
  72 years ago

• CPC

  • G01R13/04 - for producing permanent records
  • G01R13/16 - Recording on a magnetic medium

• US Classifications

  • 324 - Electricity: measuring and testing