3345639

Information

• Patent Grant
• 3345639

• References
• Source

• Patent Number

  3,345,639

• Date Filed

  Not available

• Date Issued

  Tuesday, October 3, 1967
  57 years ago

• CPC

  • F16J15/00 - Sealings
  • B23K15/06 - within a vacuum chamber
  • H01J29/866 - Devices for introducing a recording support into the vessel

• US Classifications

  • 347 - Incremental printing of symbolic information