2720855

Information

• Patent Grant
• 2720855

• References
• Source

• Patent Number

  2,720,855

• Date Filed

  Not available

• Date Issued

  Tuesday, October 18, 1955
  69 years ago

• CPC

  • H01K3/28 - Machines having sequentially arranged operating stations
  • H01J9/30 - Manufacture of bases

• US Classifications

  • 228 - Metal fusion bonding