2219137

Information

• Patent Grant
• 2219137

• References
• Source

• Patent Number

  2,219,137

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1940
  84 years ago

• CPC

  • A61L2/26 - Accessories or devices or components used for biocidal treatment
  • Y10T292/0836 - Operating means
  • Y10T292/0847 - Screw

• US Classifications

  • 220 - Receptacles
  • 292 - Closure fasteners