3559462

Information

• Patent Grant
• 3559462

• References
• Source

• Patent Number

  3,559,462

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1971
  53 years ago

• CPC

  • G04D7/007 - with regard to the sealing of the case
  • G01M3/329 - for verifying the internal pressure of closed containers

• US Classifications

  • 073 - Measuring and testing
  • 968 - Horology