3542615

Information

• Patent Grant
• 3542615

• References
• Source

• Patent Number

  3,542,615

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1970
  54 years ago

• CPC

  • H01J1/20 - Cathodes heated indirectly by an electric current Cathodes heated by electron or ion bombardment
  • D01D10/0472 - the filaments being supported on endless bands
  • D04H3/14 - with bonds between thermoplastic yarns or filaments produced by welding

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture